diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp b/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
index a7b3406f1e2..e61b86a50c9 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
@@ -74,6 +74,7 @@ static bool is_platform_object(Type const& type)
         "Path2D"sv,
         "PerformanceEntry"sv,
         "PerformanceMark"sv,
+        "PerformanceNavigation"sv,
         "PeriodicWave"sv,
         "PointerEvent"sv,
         "ReadableStreamBYOBReader"sv,
diff --git a/Tests/LibWeb/Text/expected/all-window-properties.txt b/Tests/LibWeb/Text/expected/all-window-properties.txt
index d83c69f63ff..1521f134eae 100644
--- a/Tests/LibWeb/Text/expected/all-window-properties.txt
+++ b/Tests/LibWeb/Text/expected/all-window-properties.txt
@@ -237,6 +237,7 @@ Performance
 PerformanceEntry
 PerformanceMark
 PerformanceMeasure
+PerformanceNavigation
 PerformanceObserver
 PerformanceObserverEntryList
 PerformanceTiming
diff --git a/Tests/LibWeb/Text/expected/performance-navigation.txt b/Tests/LibWeb/Text/expected/performance-navigation.txt
new file mode 100644
index 00000000000..470034c8a5e
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/performance-navigation.txt
@@ -0,0 +1,3 @@
+0
+0
+true
diff --git a/Tests/LibWeb/Text/input/performance-navigation.html b/Tests/LibWeb/Text/input/performance-navigation.html
new file mode 100644
index 00000000000..4e69d67f3ba
--- /dev/null
+++ b/Tests/LibWeb/Text/input/performance-navigation.html
@@ -0,0 +1,8 @@
+<script src="include.js"></script>
+<script>
+    test(() => {
+        println(performance.navigation.type);
+        println(performance.navigation.redirectCount);
+        println(performance.navigation === performance.navigation);
+    });
+</script>
diff --git a/Userland/Libraries/LibWeb/CMakeLists.txt b/Userland/Libraries/LibWeb/CMakeLists.txt
index ed8b49992a9..6fa79bcfe2b 100644
--- a/Userland/Libraries/LibWeb/CMakeLists.txt
+++ b/Userland/Libraries/LibWeb/CMakeLists.txt
@@ -538,6 +538,7 @@ set(SOURCES
     MixedContent/AbstractOperations.cpp
     Namespace.cpp
     NavigationTiming/EntryNames.cpp
+    NavigationTiming/PerformanceNavigation.cpp
     NavigationTiming/PerformanceTiming.cpp
     Page/EditEventHandler.cpp
     Page/EventHandler.cpp
diff --git a/Userland/Libraries/LibWeb/Forward.h b/Userland/Libraries/LibWeb/Forward.h
index fc6ca353f73..909c4d400cb 100644
--- a/Userland/Libraries/LibWeb/Forward.h
+++ b/Userland/Libraries/LibWeb/Forward.h
@@ -582,6 +582,7 @@ class MimeType;
 }
 
 namespace Web::NavigationTiming {
+class PerformanceNavigation;
 class PerformanceTiming;
 }
 
diff --git a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
index 15cd6522c2f..ba8e5eb8b4f 100644
--- a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
+++ b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.cpp
@@ -14,6 +14,7 @@
 #include <LibWeb/HighResolutionTime/Performance.h>
 #include <LibWeb/HighResolutionTime/TimeOrigin.h>
 #include <LibWeb/NavigationTiming/EntryNames.h>
+#include <LibWeb/NavigationTiming/PerformanceNavigation.h>
 #include <LibWeb/NavigationTiming/PerformanceTiming.h>
 #include <LibWeb/PerformanceTimeline/EntryTypes.h>
 
@@ -50,6 +51,19 @@ JS::GCPtr<NavigationTiming::PerformanceTiming> Performance::timing()
     return m_timing;
 }
 
+JS::GCPtr<NavigationTiming::PerformanceNavigation> Performance::navigation()
+{
+    auto& realm = this->realm();
+    if (!m_navigation) {
+        // FIXME actually determine values for these
+        u16 type = 0;
+        u16 redirect_count = 0;
+
+        m_navigation = heap().allocate<NavigationTiming::PerformanceNavigation>(realm, realm, type, redirect_count);
+    }
+    return m_navigation;
+}
+
 double Performance::time_origin() const
 {
     return static_cast<double>(m_timer.origin_time().nanoseconds()) / 1e6;
diff --git a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
index d301bbee98a..95f990ff723 100644
--- a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
+++ b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.h
@@ -25,8 +25,6 @@ public:
     double now() const { return static_cast<double>(m_timer.elapsed_time().to_nanoseconds()) / 1e6; }
     double time_origin() const;
 
-    JS::GCPtr<NavigationTiming::PerformanceTiming> timing();
-
     WebIDL::ExceptionOr<JS::NonnullGCPtr<UserTiming::PerformanceMark>> mark(String const& mark_name, UserTiming::PerformanceMarkOptions const& mark_options = {});
     void clear_marks(Optional<String> mark_name);
     WebIDL::ExceptionOr<JS::NonnullGCPtr<UserTiming::PerformanceMeasure>> measure(String const& measure_name, Variant<String, UserTiming::PerformanceMeasureOptions> const& start_or_measure_options, Optional<String> end_mark);
@@ -36,6 +34,9 @@ public:
     WebIDL::ExceptionOr<Vector<JS::Handle<PerformanceTimeline::PerformanceEntry>>> get_entries_by_type(String const& type) const;
     WebIDL::ExceptionOr<Vector<JS::Handle<PerformanceTimeline::PerformanceEntry>>> get_entries_by_name(String const& name, Optional<String> type) const;
 
+    JS::GCPtr<NavigationTiming::PerformanceTiming> timing();
+    JS::GCPtr<NavigationTiming::PerformanceNavigation> navigation();
+
 private:
     explicit Performance(JS::Realm&);
 
@@ -48,6 +49,7 @@ private:
     WebIDL::ExceptionOr<HighResolutionTime::DOMHighResTimeStamp> convert_name_to_timestamp(JS::Realm& realm, String const& name);
     WebIDL::ExceptionOr<HighResolutionTime::DOMHighResTimeStamp> convert_mark_to_timestamp(JS::Realm& realm, Variant<String, HighResolutionTime::DOMHighResTimeStamp> mark);
 
+    JS::GCPtr<NavigationTiming::PerformanceNavigation> m_navigation;
     JS::GCPtr<NavigationTiming::PerformanceTiming> m_timing;
 
     Core::ElapsedTimer m_timer;
diff --git a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.idl b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.idl
index bd92ebc2cb2..e619f01f337 100644
--- a/Userland/Libraries/LibWeb/HighResolutionTime/Performance.idl
+++ b/Userland/Libraries/LibWeb/HighResolutionTime/Performance.idl
@@ -1,5 +1,6 @@
 #import <DOM/EventTarget.idl>
 #import <HighResolutionTime/DOMHighResTimeStamp.idl>
+#import <NavigationTiming/PerformanceNavigation.idl>
 #import <NavigationTiming/PerformanceTiming.idl>
 #import <PerformanceTimeline/PerformanceEntry.idl>
 #import <UserTiming/PerformanceMark.idl>
@@ -15,8 +16,6 @@ interface Performance : EventTarget {
     readonly attribute DOMHighResTimeStamp timeOrigin;
     [Default] object toJSON();
 
-    readonly attribute PerformanceTiming timing;
-
     // https://w3c.github.io/user-timing/#extensions-performance-interface
     // "User Timing" extensions to the Performance interface
     PerformanceMark mark(DOMString markName, optional PerformanceMarkOptions markOptions = {});
@@ -29,4 +28,11 @@ interface Performance : EventTarget {
     PerformanceEntryList getEntries();
     PerformanceEntryList getEntriesByType(DOMString type);
     PerformanceEntryList getEntriesByName(DOMString name, optional DOMString type);
+
+    // https://w3c.github.io/navigation-timing/#extensions-to-the-performance-interface
+    // Obsolete "Navigation Timing" extensions to the Performance interface
+    [SameObject]
+    readonly attribute PerformanceTiming timing;
+    [SameObject]
+    readonly attribute PerformanceNavigation navigation;
 };
diff --git a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.cpp b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.cpp
new file mode 100644
index 00000000000..cb41677bba5
--- /dev/null
+++ b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.cpp
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2024, Colin Reeder <colin@vpzom.click>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/Bindings/Intrinsics.h>
+#include <LibWeb/Bindings/PerformanceNavigationPrototype.h>
+#include <LibWeb/NavigationTiming/PerformanceNavigation.h>
+
+namespace Web::NavigationTiming {
+
+JS_DEFINE_ALLOCATOR(PerformanceNavigation);
+
+PerformanceNavigation::PerformanceNavigation(JS::Realm& realm, u16 type, u16 redirect_count)
+    : PlatformObject(realm)
+    , m_type(type)
+    , m_redirect_count(redirect_count)
+{
+}
+PerformanceNavigation::~PerformanceNavigation() = default;
+
+void PerformanceNavigation::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    WEB_SET_PROTOTYPE_FOR_INTERFACE(PerformanceNavigation);
+}
+
+u16 PerformanceNavigation::type() const
+{
+    return m_type;
+}
+
+u16 PerformanceNavigation::redirect_count() const
+{
+    return m_redirect_count;
+}
+
+}
diff --git a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.h b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.h
new file mode 100644
index 00000000000..50c4f4b347e
--- /dev/null
+++ b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2024, Colin Reeder <colin@vpzom.click>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibWeb/Bindings/PlatformObject.h>
+
+namespace Web::NavigationTiming {
+
+class PerformanceNavigation final : public Bindings::PlatformObject {
+    WEB_PLATFORM_OBJECT(PerformanceNavigation, Bindings::PlatformObject);
+    JS_DECLARE_ALLOCATOR(PerformanceNavigation);
+
+public:
+    ~PerformanceNavigation();
+
+    u16 type() const;
+    u16 redirect_count() const;
+
+private:
+    explicit PerformanceNavigation(JS::Realm&, u16 type, u16 redirect_count);
+
+    void initialize(JS::Realm&) override;
+
+    u16 m_type;
+    u16 m_redirect_count;
+};
+
+}
diff --git a/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.idl b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.idl
new file mode 100644
index 00000000000..12f9bbe9ada
--- /dev/null
+++ b/Userland/Libraries/LibWeb/NavigationTiming/PerformanceNavigation.idl
@@ -0,0 +1,10 @@
+[Exposed=Window]
+interface PerformanceNavigation {
+  const unsigned short TYPE_NAVIGATE = 0;
+  const unsigned short TYPE_RELOAD = 1;
+  const unsigned short TYPE_BACK_FORWARD = 2;
+  const unsigned short TYPE_RESERVED = 255;
+  readonly attribute unsigned short type;
+  readonly attribute unsigned short redirectCount;
+  [Default] object toJSON();
+};
\ No newline at end of file
diff --git a/Userland/Libraries/LibWeb/idl_files.cmake b/Userland/Libraries/LibWeb/idl_files.cmake
index cab7aef9449..14714cd140c 100644
--- a/Userland/Libraries/LibWeb/idl_files.cmake
+++ b/Userland/Libraries/LibWeb/idl_files.cmake
@@ -236,6 +236,7 @@ libweb_js_bindings(Internals/Internals)
 libweb_js_bindings(IntersectionObserver/IntersectionObserver)
 libweb_js_bindings(IntersectionObserver/IntersectionObserverEntry)
 libweb_js_bindings(MathML/MathMLElement)
+libweb_js_bindings(NavigationTiming/PerformanceNavigation)
 libweb_js_bindings(NavigationTiming/PerformanceTiming)
 libweb_js_bindings(PerformanceTimeline/PerformanceEntry)
 libweb_js_bindings(PerformanceTimeline/PerformanceObserver)