diff --git a/Source/Core/Common/BitField.h b/Source/Core/Common/BitField.h
index 68c0577fb2..bbd40f5414 100644
--- a/Source/Core/Common/BitField.h
+++ b/Source/Core/Common/BitField.h
@@ -312,7 +312,7 @@ class BitFieldArrayConstRef
   friend class BitFieldArrayConstIterator<position, bits, size, T, S>;
 
 public:
-  constexpr T Value() const { return m_array->Value(m_index); };
+  constexpr T Value() const { return m_array->Value(m_index); }
   constexpr operator T() const { return Value(); }
 
 private:
@@ -333,7 +333,7 @@ class BitFieldArrayRef
   friend class BitFieldArrayIterator<position, bits, size, T, S>;
 
 public:
-  constexpr T Value() const { return m_array->Value(m_index); };
+  constexpr T Value() const { return m_array->Value(m_index); }
   constexpr operator T() const { return Value(); }
   T operator=(const BitFieldArrayRef<position, bits, size, T, S>& value) const
   {
diff --git a/Source/Core/Common/CompatPatches.cpp b/Source/Core/Common/CompatPatches.cpp
index 5b99658665..aeb509f4ab 100644
--- a/Source/Core/Common/CompatPatches.cpp
+++ b/Source/Core/Common/CompatPatches.cpp
@@ -261,4 +261,4 @@ int __cdecl EnableCompatPatches()
 extern "C" {
 __declspec(allocate(".CRT$XCZ")) decltype(&EnableCompatPatches)
     enableCompatPatches = EnableCompatPatches;
-};
+}
diff --git a/Source/Core/Common/Debug/Threads.h b/Source/Core/Common/Debug/Threads.h
index e9aef96d26..ce50e945c1 100644
--- a/Source/Core/Common/Debug/Threads.h
+++ b/Source/Core/Common/Debug/Threads.h
@@ -14,7 +14,7 @@
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 namespace Common::Debug
 {
diff --git a/Source/Core/Common/LdrWatcher.cpp b/Source/Core/Common/LdrWatcher.cpp
index 4e3fb88ba5..a0db0b61c6 100644
--- a/Source/Core/Common/LdrWatcher.cpp
+++ b/Source/Core/Common/LdrWatcher.cpp
@@ -78,7 +78,7 @@ public:
   {
     static LdrDllNotifier notifier;
     return notifier;
-  };
+  }
   void Install(LdrObserver* observer);
   void Uninstall(LdrObserver* observer);
 
diff --git a/Source/Core/Common/Profiler.h b/Source/Core/Common/Profiler.h
index 753c06fd38..b0255b1ce7 100644
--- a/Source/Core/Common/Profiler.h
+++ b/Source/Core/Common/Profiler.h
@@ -54,7 +54,7 @@ public:
 private:
   Profiler* m_p;
 };
-};  // namespace Common
+}  // namespace Common
 
 // Warning: This profiler isn't thread safe. Only profile functions which doesn't run simultaneously
 #define PROFILE(name)                                                                              \
diff --git a/Source/Core/Common/StringUtil.h b/Source/Core/Common/StringUtil.h
index 1699d9fa2f..c1eaf94ad4 100644
--- a/Source/Core/Common/StringUtil.h
+++ b/Source/Core/Common/StringUtil.h
@@ -195,7 +195,7 @@ std::from_chars_result FromChars(std::string_view sv, T& value,
   const char* const last = first + sv.size();
   return std::from_chars(first, last, value, fmt);
 }
-};  // namespace Common
+}  // namespace Common
 
 std::string TabsToSpaces(int tab_size, std::string str);
 
diff --git a/Source/Core/Common/WindowsRegistry.cpp b/Source/Core/Common/WindowsRegistry.cpp
index 4b6f1f2c24..2eb1ae9b9c 100644
--- a/Source/Core/Common/WindowsRegistry.cpp
+++ b/Source/Core/Common/WindowsRegistry.cpp
@@ -69,4 +69,4 @@ OSVERSIONINFOW GetOSVersion()
   }
   return info;
 }
-};  // namespace WindowsRegistry
+}  // namespace WindowsRegistry
diff --git a/Source/Core/Common/WindowsRegistry.h b/Source/Core/Common/WindowsRegistry.h
index 8a4705e7fe..ef789a98ca 100644
--- a/Source/Core/Common/WindowsRegistry.h
+++ b/Source/Core/Common/WindowsRegistry.h
@@ -15,4 +15,4 @@ template <>
 bool ReadValue(std::string* value, const std::string& subkey, const std::string& name);
 
 OSVERSIONINFOW GetOSVersion();
-};  // namespace WindowsRegistry
+}  // namespace WindowsRegistry
diff --git a/Source/Core/Core/AchievementManager.h b/Source/Core/Core/AchievementManager.h
index 13f2a9a14e..2ec4a6dea7 100644
--- a/Source/Core/Core/AchievementManager.h
+++ b/Source/Core/Core/AchievementManager.h
@@ -170,7 +170,7 @@ private:
 
   void FetchBoardInfo(AchievementId leaderboard_id);
 
-  std::unique_ptr<DiscIO::Volume>& GetLoadingVolume() { return m_loading_volume; };
+  std::unique_ptr<DiscIO::Volume>& GetLoadingVolume() { return m_loading_volume; }
 
   static void LoadGameCallback(int result, const char* error_message, rc_client_t* client,
                                void* userdata);
diff --git a/Source/Core/Core/ActionReplay.h b/Source/Core/Core/ActionReplay.h
index 3b05c1117c..ee2cb8b485 100644
--- a/Source/Core/Core/ActionReplay.h
+++ b/Source/Core/Core/ActionReplay.h
@@ -18,7 +18,7 @@ class IniFile;
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 namespace ActionReplay
 {
diff --git a/Source/Core/Core/Boot/DolReader.h b/Source/Core/Core/Boot/DolReader.h
index 807f13432b..0c04d67b5d 100644
--- a/Source/Core/Core/Boot/DolReader.h
+++ b/Source/Core/Core/Boot/DolReader.h
@@ -24,7 +24,7 @@ public:
 
   bool IsValid() const override { return m_is_valid; }
   bool IsWii() const override { return m_is_wii; }
-  bool IsAncast() const { return m_is_ancast; };
+  bool IsAncast() const { return m_is_ancast; }
   u32 GetEntryPoint() const override { return m_dolheader.entryPoint; }
   bool LoadIntoMemory(Core::System& system, bool only_in_mem1 = false) const override;
   bool LoadSymbols(const Core::CPUThreadGuard& guard, PPCSymbolDB& ppc_symbol_db) const override
diff --git a/Source/Core/Core/CPUThreadConfigCallback.cpp b/Source/Core/Core/CPUThreadConfigCallback.cpp
index 4919d5b9b5..44f9997d6e 100644
--- a/Source/Core/Core/CPUThreadConfigCallback.cpp
+++ b/Source/Core/Core/CPUThreadConfigCallback.cpp
@@ -38,7 +38,7 @@ void OnConfigChanged()
   }
 }
 
-};  // namespace
+}  // namespace
 
 namespace CPUThreadConfigCallback
 {
@@ -73,4 +73,4 @@ void CheckForConfigChanges()
     RunCallbacks();
 }
 
-};  // namespace CPUThreadConfigCallback
+}  // namespace CPUThreadConfigCallback
diff --git a/Source/Core/Core/CPUThreadConfigCallback.h b/Source/Core/Core/CPUThreadConfigCallback.h
index 404e522809..02df9583a5 100644
--- a/Source/Core/Core/CPUThreadConfigCallback.h
+++ b/Source/Core/Core/CPUThreadConfigCallback.h
@@ -27,4 +27,4 @@ void RemoveConfigChangedCallback(ConfigChangedCallbackID callback_id);
 // Should be called regularly from the CPU thread
 void CheckForConfigChanges();
 
-};  // namespace CPUThreadConfigCallback
+}  // namespace CPUThreadConfigCallback
diff --git a/Source/Core/Core/CheatSearch.h b/Source/Core/Core/CheatSearch.h
index d5c990186f..bd3c6f3598 100644
--- a/Source/Core/Core/CheatSearch.h
+++ b/Source/Core/Core/CheatSearch.h
@@ -17,7 +17,7 @@
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 namespace Cheats
 {
diff --git a/Source/Core/Core/Debugger/BranchWatch.h b/Source/Core/Core/Debugger/BranchWatch.h
index f3d81854c6..fd4cd158ea 100644
--- a/Source/Core/Core/Debugger/BranchWatch.h
+++ b/Source/Core/Core/Debugger/BranchWatch.h
@@ -142,7 +142,7 @@ public:
            m_collection_pf.size();
   }
   std::size_t GetBlacklistSize() const { return m_blacklist_size; }
-  Phase GetRecordingPhase() const { return m_recording_phase; };
+  Phase GetRecordingPhase() const { return m_recording_phase; }
 
   // An empty selection in reduction mode can't be reconstructed when loading from a file.
   bool CanSave() const { return !(m_recording_phase == Phase::Reduction && m_selection.empty()); }
diff --git a/Source/Core/Core/Debugger/OSThread.h b/Source/Core/Core/Debugger/OSThread.h
index 309df3eb52..1302b7838c 100644
--- a/Source/Core/Core/Debugger/OSThread.h
+++ b/Source/Core/Core/Debugger/OSThread.h
@@ -13,7 +13,7 @@
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 namespace Core::Debug
 {
diff --git a/Source/Core/Core/Debugger/RSO.h b/Source/Core/Core/Debugger/RSO.h
index b1e0ac0a98..6bc1d977a5 100644
--- a/Source/Core/Core/Debugger/RSO.h
+++ b/Source/Core/Core/Debugger/RSO.h
@@ -16,7 +16,7 @@ class PPCSymbolDB;
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 struct RSOEntry
 {
diff --git a/Source/Core/Core/GeckoCode.h b/Source/Core/Core/GeckoCode.h
index fe8b391874..ab93e4ffc9 100644
--- a/Source/Core/Core/GeckoCode.h
+++ b/Source/Core/Core/GeckoCode.h
@@ -14,7 +14,7 @@ class PointerWrap;
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 namespace Gecko
 {
diff --git a/Source/Core/Core/HLE/HLE_Misc.h b/Source/Core/Core/HLE/HLE_Misc.h
index 68e8a74632..787d5166e0 100644
--- a/Source/Core/Core/HLE/HLE_Misc.h
+++ b/Source/Core/Core/HLE/HLE_Misc.h
@@ -6,7 +6,7 @@
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 namespace HLE_Misc
 {
diff --git a/Source/Core/Core/HLE/HLE_OS.h b/Source/Core/Core/HLE/HLE_OS.h
index e53053f923..4f7bcb8ed7 100644
--- a/Source/Core/Core/HLE/HLE_OS.h
+++ b/Source/Core/Core/HLE/HLE_OS.h
@@ -11,7 +11,7 @@
 namespace Core
 {
 class CPUThreadGuard;
-};
+}
 
 namespace HLE_OS
 {
diff --git a/Source/Core/Core/HW/AddressSpace.cpp b/Source/Core/Core/HW/AddressSpace.cpp
index 09f006726f..e9fc552d4d 100644
--- a/Source/Core/Core/HW/AddressSpace.cpp
+++ b/Source/Core/Core/HW/AddressSpace.cpp
@@ -120,7 +120,7 @@ struct EffectiveAddressSpaceAccessors : Accessors
   float ReadF32(const Core::CPUThreadGuard& guard, u32 address) const override
   {
     return PowerPC::MMU::HostRead_F32(guard, address);
-  };
+  }
 
   bool Matches(const Core::CPUThreadGuard& guard, u32 haystack_start, const u8* needle_start,
                std::size_t needle_size) const
diff --git a/Source/Core/Core/HW/Sram.h b/Source/Core/Core/HW/Sram.h
index db8d96b7dc..ff0aee3269 100644
--- a/Source/Core/Core/HW/Sram.h
+++ b/Source/Core/Core/HW/Sram.h
@@ -42,7 +42,7 @@ distribution.
 namespace ExpansionInterface
 {
 enum class Slot : int;
-};
+}
 
 using CardFlashId = std::array<u8, 12>;
 
diff --git a/Source/Core/Core/HW/WiimoteEmu/Extension/Classic.h b/Source/Core/Core/HW/WiimoteEmu/Extension/Classic.h
index 0b71de80fb..02781ac8ee 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Extension/Classic.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Extension/Classic.h
@@ -72,7 +72,7 @@ public:
     using TriggerRawValue = ControllerEmu::RawValue<TriggerType, TRIGGER_BITS>;
 
     // 6-bit X and Y values (0-63)
-    auto GetLeftStick() const { return LeftStickRawValue{StickType(lx, ly)}; };
+    auto GetLeftStick() const { return LeftStickRawValue{StickType(lx, ly)}; }
     void SetLeftStick(const StickType& value)
     {
       lx = value.x;
@@ -82,7 +82,7 @@ public:
     auto GetRightStick() const
     {
       return RightStickRawValue{StickType(rx1 | rx2 << 1 | rx3 << 3, ry)};
-    };
+    }
     void SetRightStick(const StickType& value)
     {
       rx1 = value.x & 0b1;
diff --git a/Source/Core/Core/HW/WiimoteEmu/MotionPlus.cpp b/Source/Core/Core/HW/WiimoteEmu/MotionPlus.cpp
index 6bbab12dd1..ad5e899c1e 100644
--- a/Source/Core/Core/HW/WiimoteEmu/MotionPlus.cpp
+++ b/Source/Core/Core/HW/WiimoteEmu/MotionPlus.cpp
@@ -30,7 +30,7 @@ struct MPI : mbedtls_mpi
   MPI() { mbedtls_mpi_init(this); }
   ~MPI() { mbedtls_mpi_free(this); }
 
-  mbedtls_mpi* Data() { return this; };
+  mbedtls_mpi* Data() { return this; }
 
   template <std::size_t N>
   bool ReadBinary(const u8 (&in_data)[N])
diff --git a/Source/Core/Core/IOS/USB/Bluetooth/BTEmu.cpp b/Source/Core/Core/IOS/USB/Bluetooth/BTEmu.cpp
index 8e1b8b64b3..b0be6bc249 100644
--- a/Source/Core/Core/IOS/USB/Bluetooth/BTEmu.cpp
+++ b/Source/Core/Core/IOS/USB/Bluetooth/BTEmu.cpp
@@ -890,7 +890,7 @@ bool BluetoothEmuDevice::SendEventLinkKeyNotification(const u8 num_to_send)
   AddEventToQueue(event);
 
   return true;
-};
+}
 
 bool BluetoothEmuDevice::SendEventRequestLinkKey(const bdaddr_t& bd)
 {
@@ -911,7 +911,7 @@ bool BluetoothEmuDevice::SendEventRequestLinkKey(const bdaddr_t& bd)
   AddEventToQueue(event);
 
   return true;
-};
+}
 
 bool BluetoothEmuDevice::SendEventReadClockOffsetComplete(u16 connection_handle)
 {
diff --git a/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterBlockCache.h b/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterBlockCache.h
index 2e06bafb41..5b34a9cfc9 100644
--- a/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterBlockCache.h
+++ b/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterBlockCache.h
@@ -25,7 +25,7 @@ public:
   const std::vector<std::pair<u8*, u8*>>& GetRangesToFree() const
   {
     return m_ranges_to_free_on_next_codegen;
-  };
+  }
 
 private:
   void WriteLinkBlock(const JitBlock::LinkData& source, const JitBlock* dest) override;
diff --git a/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterEmitter.h b/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterEmitter.h
index 7c2ee24632..db1a22c413 100644
--- a/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterEmitter.h
+++ b/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreterEmitter.h
@@ -49,8 +49,8 @@ public:
 
   const u8* GetCodePtr() const { return m_code; }
   u8* GetWritableCodePtr() { return m_code; }
-  const u8* GetCodeEnd() const { return m_code_end; };
-  u8* GetWritableCodeEnd() { return m_code_end; };
+  const u8* GetCodeEnd() const { return m_code_end; }
+  u8* GetWritableCodeEnd() { return m_code_end; }
   // Should be checked after a block of code has been generated to see if the code has been
   // successfully written to memory. Do not call the generated code when this returns true!
   bool HasWriteFailed() const { return m_write_failed; }
@@ -60,7 +60,7 @@ public:
     m_code = begin;
     m_code_end = end;
     m_write_failed = false;
-  };
+  }
 
   static s32 PoisonCallback(PowerPC::PowerPCState& ppc_state, const void* operands);
 
diff --git a/Source/Core/Core/PowerPC/MMU.h b/Source/Core/Core/PowerPC/MMU.h
index faf6776389..a26fd7f66c 100644
--- a/Source/Core/Core/PowerPC/MMU.h
+++ b/Source/Core/Core/PowerPC/MMU.h
@@ -15,11 +15,11 @@ namespace Core
 {
 class CPUThreadGuard;
 class System;
-};  // namespace Core
+}  // namespace Core
 namespace Memory
 {
 class MemoryManager;
-};
+}
 
 namespace PowerPC
 {
diff --git a/Source/Core/Core/System.h b/Source/Core/Core/System.h
index a1422ac84d..9ec8391ff0 100644
--- a/Source/Core/Core/System.h
+++ b/Source/Core/Core/System.h
@@ -17,7 +17,7 @@ class XFStateManager;
 namespace AudioInterface
 {
 class AudioInterfaceManager;
-};
+}
 namespace CPU
 {
 class CPUManager;
@@ -42,7 +42,7 @@ class DVDThread;
 namespace ExpansionInterface
 {
 class ExpansionInterfaceManager;
-};
+}
 namespace Fifo
 {
 class FifoManager;
@@ -69,15 +69,15 @@ namespace IOS::HLE::USB
 {
 class SkylanderPortal;
 class InfinityBase;
-};  // namespace IOS::HLE::USB
+}  // namespace IOS::HLE::USB
 namespace Memory
 {
 class MemoryManager;
-};
+}
 namespace MemoryInterface
 {
 class MemoryInterfaceManager;
-};
+}
 namespace Movie
 {
 class MovieManager;
@@ -85,7 +85,7 @@ class MovieManager;
 namespace PixelEngine
 {
 class PixelEngineManager;
-};
+}
 namespace PowerPC
 {
 class MMU;
@@ -100,7 +100,7 @@ class ProcessorInterfaceManager;
 namespace SerialInterface
 {
 class SerialInterfaceManager;
-};
+}
 namespace SystemTimers
 {
 class SystemTimersManager;
@@ -112,7 +112,7 @@ class CustomAssetLoader;
 namespace VideoInterface
 {
 class VideoInterfaceManager;
-};
+}
 
 namespace Core
 {
diff --git a/Source/Core/DiscIO/CompressedBlob.cpp b/Source/Core/DiscIO/CompressedBlob.cpp
index 629cedfe7c..ce1e210b77 100644
--- a/Source/Core/DiscIO/CompressedBlob.cpp
+++ b/Source/Core/DiscIO/CompressedBlob.cpp
@@ -272,7 +272,7 @@ static ConversionResultCode Output(OutputParameters parameters, File::IOFile* ou
   }
 
   return ConversionResultCode::Success;
-};
+}
 
 bool ConvertToGCZ(BlobReader* infile, const std::string& infile_path,
                   const std::string& outfile_path, u32 sub_type, int block_size,
diff --git a/Source/Core/DiscIO/RiivolutionParser.cpp b/Source/Core/DiscIO/RiivolutionParser.cpp
index 656cd20697..f120335f56 100644
--- a/Source/Core/DiscIO/RiivolutionParser.cpp
+++ b/Source/Core/DiscIO/RiivolutionParser.cpp
@@ -67,7 +67,7 @@ static std::vector<u8> ReadHexString(std::string_view sv)
     sv = sv.substr(2);
   }
   return result;
-};
+}
 
 std::optional<Disc> ParseString(std::string_view xml, std::string xml_path)
 {
diff --git a/Source/Core/DiscIO/WIABlob.cpp b/Source/Core/DiscIO/WIABlob.cpp
index a9496fe5a0..92bab36d81 100644
--- a/Source/Core/DiscIO/WIABlob.cpp
+++ b/Source/Core/DiscIO/WIABlob.cpp
@@ -1120,27 +1120,27 @@ bool WIARVZFileReader<RVZ>::TryReuse(std::map<ReuseID, GroupEntry>* reusable_gro
 static bool AllAre(const std::vector<u8>& data, u8 x)
 {
   return std::all_of(data.begin(), data.end(), [x](u8 y) { return x == y; });
-};
+}
 
 static bool AllAre(const u8* begin, const u8* end, u8 x)
 {
   return std::all_of(begin, end, [x](u8 y) { return x == y; });
-};
+}
 
 static bool AllZero(const std::vector<u8>& data)
 {
   return AllAre(data, 0);
-};
+}
 
 static bool AllSame(const std::vector<u8>& data)
 {
   return AllAre(data, data.front());
-};
+}
 
 static bool AllSame(const u8* begin, const u8* end)
 {
   return AllAre(begin, end, *begin);
-};
+}
 
 template <typename OutputParametersEntry>
 static void RVZPack(const u8* in, OutputParametersEntry* out, u64 bytes_per_chunk, size_t chunks,
diff --git a/Source/Core/DiscIO/WIACompression.h b/Source/Core/DiscIO/WIACompression.h
index d3d5cb34d7..42f4a7fa19 100644
--- a/Source/Core/DiscIO/WIACompression.h
+++ b/Source/Core/DiscIO/WIACompression.h
@@ -38,7 +38,7 @@ public:
 
   virtual bool Decompress(const DecompressionBuffer& in, DecompressionBuffer* out,
                           size_t* in_bytes_read) = 0;
-  virtual bool Done() const { return m_done; };
+  virtual bool Done() const { return m_done; }
 
 protected:
   bool m_done = false;
diff --git a/Source/Core/DolphinQt/Debugger/WatchWidget.h b/Source/Core/DolphinQt/Debugger/WatchWidget.h
index 62e5c7b42a..a3256ecd94 100644
--- a/Source/Core/DolphinQt/Debugger/WatchWidget.h
+++ b/Source/Core/DolphinQt/Debugger/WatchWidget.h
@@ -18,7 +18,7 @@ namespace Core
 {
 class CPUThreadGuard;
 class System;
-};  // namespace Core
+}  // namespace Core
 
 class WatchWidget : public QDockWidget
 {
diff --git a/Source/Core/DolphinQt/GCMemcardManager.cpp b/Source/Core/DolphinQt/GCMemcardManager.cpp
index 2bdca764ab..a3d19b5d57 100644
--- a/Source/Core/DolphinQt/GCMemcardManager.cpp
+++ b/Source/Core/DolphinQt/GCMemcardManager.cpp
@@ -65,7 +65,7 @@ Slot OtherSlot(Slot slot)
 {
   return slot == Slot::A ? Slot::B : Slot::A;
 }
-};  // namespace
+}  // namespace
 
 struct GCMemcardManager::IconAnimationData
 {
diff --git a/Source/Core/DolphinQt/InfinityBase/InfinityBaseWindow.cpp b/Source/Core/DolphinQt/InfinityBase/InfinityBaseWindow.cpp
index aaf8af80e1..7503676673 100644
--- a/Source/Core/DolphinQt/InfinityBase/InfinityBaseWindow.cpp
+++ b/Source/Core/DolphinQt/InfinityBase/InfinityBaseWindow.cpp
@@ -50,7 +50,7 @@ InfinityBaseWindow::InfinityBaseWindow(QWidget* parent) : QWidget(parent)
   installEventFilter(this);
 
   OnEmulationStateChanged(Core::GetState(Core::System::GetInstance()));
-};
+}
 
 InfinityBaseWindow::~InfinityBaseWindow() = default;
 
diff --git a/Source/Core/DolphinQt/MenuBar.h b/Source/Core/DolphinQt/MenuBar.h
index b6620291d2..91c2bfb766 100644
--- a/Source/Core/DolphinQt/MenuBar.h
+++ b/Source/Core/DolphinQt/MenuBar.h
@@ -24,7 +24,7 @@ enum class State;
 namespace DiscIO
 {
 enum class Region;
-};
+}
 
 namespace UICommon
 {
diff --git a/Source/Core/DolphinQt/SkylanderPortal/SkylanderPortalWindow.cpp b/Source/Core/DolphinQt/SkylanderPortal/SkylanderPortalWindow.cpp
index f8b29a5674..613e4cb787 100644
--- a/Source/Core/DolphinQt/SkylanderPortal/SkylanderPortalWindow.cpp
+++ b/Source/Core/DolphinQt/SkylanderPortal/SkylanderPortalWindow.cpp
@@ -81,7 +81,7 @@ SkylanderPortalWindow::SkylanderPortalWindow(QWidget* parent) : QWidget(parent)
   m_collection_path = QDir::toNativeSeparators(skylanders_folder.path()) + QDir::separator();
   m_last_skylander_path = m_collection_path;
   m_path_edit->setText(m_collection_path);
-};
+}
 
 SkylanderPortalWindow::~SkylanderPortalWindow() = default;
 
diff --git a/Source/Core/InputCommon/ControlReference/ExpressionParser.cpp b/Source/Core/InputCommon/ControlReference/ExpressionParser.cpp
index 2e2adab6c0..b558d6b78f 100644
--- a/Source/Core/InputCommon/ControlReference/ExpressionParser.cpp
+++ b/Source/Core/InputCommon/ControlReference/ExpressionParser.cpp
@@ -283,7 +283,7 @@ public:
     m_output = env.FindOutput(m_qualifier);
   }
 
-  Device::Input* GetInput() const { return m_input; };
+  Device::Input* GetInput() const { return m_input; }
 
 private:
   // Keep a shared_ptr to the device so the control pointer doesn't become invalid.
diff --git a/Source/Core/InputCommon/ControllerEmu/StickGate.h b/Source/Core/InputCommon/ControllerEmu/StickGate.h
index c618a0a4b4..000ca993f7 100644
--- a/Source/Core/InputCommon/ControllerEmu/StickGate.h
+++ b/Source/Core/InputCommon/ControllerEmu/StickGate.h
@@ -87,7 +87,7 @@ public:
 
   ControlState GetDeadzonePercentage() const;
 
-  virtual ControlState GetVirtualNotchSize() const { return 0.0; };
+  virtual ControlState GetVirtualNotchSize() const { return 0.0; }
 
   virtual ControlState GetGateRadiusAtAngle(double angle) const = 0;
   virtual ReshapeData GetReshapableState(bool adjusted) const = 0;
diff --git a/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp b/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp
index feb1f8f4ce..0dfcd51281 100644
--- a/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp
@@ -244,10 +244,12 @@ private:
   public:
     MotionInput(std::string name, SDL_GameController* gc, SDL_SensorType type, int index,
                 ControlState scale)
-        : m_name(std::move(name)), m_gc(gc), m_type(type), m_index(index), m_scale(scale){};
+        : m_name(std::move(name)), m_gc(gc), m_type(type), m_index(index), m_scale(scale)
+    {
+    }
 
-    std::string GetName() const override { return m_name; };
-    bool IsDetectable() const override { return false; };
+    std::string GetName() const override { return m_name; }
+    bool IsDetectable() const override { return false; }
     ControlState GetState() const override;
 
   private:
diff --git a/Source/Core/VideoBackends/D3D/D3DBoundingBox.cpp b/Source/Core/VideoBackends/D3D/D3DBoundingBox.cpp
index 8cab19ac95..b972b9dd6f 100644
--- a/Source/Core/VideoBackends/D3D/D3DBoundingBox.cpp
+++ b/Source/Core/VideoBackends/D3D/D3DBoundingBox.cpp
@@ -99,4 +99,4 @@ void D3DBoundingBox::Write(u32 index, std::span<const BBoxType> values)
   D3D::context->UpdateSubresource(m_buffer.Get(), 0, &box, values.data(), 0, 0);
 }
 
-};  // namespace DX11
+}  // namespace DX11
diff --git a/Source/Core/VideoBackends/D3D12/D3D12BoundingBox.cpp b/Source/Core/VideoBackends/D3D12/D3D12BoundingBox.cpp
index a26c4e8160..f5d0ebdd00 100644
--- a/Source/Core/VideoBackends/D3D12/D3D12BoundingBox.cpp
+++ b/Source/Core/VideoBackends/D3D12/D3D12BoundingBox.cpp
@@ -125,4 +125,4 @@ bool D3D12BoundingBox::CreateBuffers()
 
   return true;
 }
-};  // namespace DX12
+}  // namespace DX12
diff --git a/Source/Core/VideoCommon/BPFunctions.cpp b/Source/Core/VideoCommon/BPFunctions.cpp
index 6f9948a68e..ecb045e6ad 100644
--- a/Source/Core/VideoCommon/BPFunctions.cpp
+++ b/Source/Core/VideoCommon/BPFunctions.cpp
@@ -442,4 +442,4 @@ void SetInterlacingMode(const BPCmd& bp)
     break;
   }
 }
-};  // namespace BPFunctions
+}  // namespace BPFunctions
diff --git a/Source/Core/VideoCommon/OnScreenDisplay.h b/Source/Core/VideoCommon/OnScreenDisplay.h
index 33d8662744..2819de5285 100644
--- a/Source/Core/VideoCommon/OnScreenDisplay.h
+++ b/Source/Core/VideoCommon/OnScreenDisplay.h
@@ -30,14 +30,14 @@ constexpr u32 CYAN = 0xFF00FFFF;
 constexpr u32 GREEN = 0xFF00FF00;
 constexpr u32 RED = 0xFFFF0000;
 constexpr u32 YELLOW = 0xFFFFFF30;
-};  // namespace Color
+}  // namespace Color
 
 namespace Duration
 {
 constexpr u32 SHORT = 2000;
 constexpr u32 NORMAL = 5000;
 constexpr u32 VERY_LONG = 10000;
-};  // namespace Duration
+}  // namespace Duration
 
 // On-screen message display (colored yellow by default)
 void AddMessage(std::string message, u32 ms = Duration::SHORT, u32 argb = Color::YELLOW,
diff --git a/Source/Core/VideoCommon/VertexLoaderManager.h b/Source/Core/VideoCommon/VertexLoaderManager.h
index b50beae0a5..ce8b6a22d1 100644
--- a/Source/Core/VideoCommon/VertexLoaderManager.h
+++ b/Source/Core/VideoCommon/VertexLoaderManager.h
@@ -18,7 +18,7 @@ struct PortableVertexDeclaration;
 namespace OpcodeDecoder
 {
 enum class Primitive : u8;
-};
+}
 
 namespace VertexLoaderManager
 {
diff --git a/Source/Core/VideoCommon/VertexManagerBase.h b/Source/Core/VideoCommon/VertexManagerBase.h
index af0f694a01..648e26be59 100644
--- a/Source/Core/VideoCommon/VertexManagerBase.h
+++ b/Source/Core/VideoCommon/VertexManagerBase.h
@@ -45,7 +45,7 @@ enum TexelBufferFormat : u32
 namespace OpcodeDecoder
 {
 enum class Primitive : u8;
-};
+}
 
 class VertexManagerBase
 {
diff --git a/Source/Core/WinUpdater/WinUI.cpp b/Source/Core/WinUpdater/WinUI.cpp
index 696ac55b0a..0a32848016 100644
--- a/Source/Core/WinUpdater/WinUI.cpp
+++ b/Source/Core/WinUpdater/WinUI.cpp
@@ -47,7 +47,7 @@ LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
   }
   return DefWindowProc(hwnd, uMsg, wParam, lParam);
 }
-};  // namespace
+}  // namespace
 
 constexpr int PROGRESSBAR_FLAGS = WS_VISIBLE | WS_CHILD | PBS_SMOOTH | PBS_SMOOTHREVERSE;
 constexpr int WINDOW_FLAGS = WS_CLIPCHILDREN;
@@ -305,4 +305,4 @@ void SetVisible(bool visible)
   ShowWindow(window_handle, visible ? SW_SHOW : SW_HIDE);
 }
 
-};  // namespace UI
+}  // namespace UI