diff --git a/Userland/Libraries/LibGUI/Notification.cpp b/Userland/Libraries/LibGUI/Notification.cpp
index 34e06345c9..13a4820d6b 100644
--- a/Userland/Libraries/LibGUI/Notification.cpp
+++ b/Userland/Libraries/LibGUI/Notification.cpp
@@ -59,8 +59,16 @@ Notification::~Notification()
 
 void Notification::show()
 {
+    VERIFY(!m_showing);
     auto icon = m_icon ? m_icon->to_shareable_bitmap() : Gfx::ShareableBitmap();
     m_connection->send_sync<Messages::NotificationServer::ShowNotification>(m_text, m_title, icon);
+    m_showing = true;
+}
+void Notification::close()
+{
+    VERIFY(m_showing);
+    m_connection->send_sync<Messages::NotificationServer::CloseNotification>();
+    m_showing = false;
 }
 
 }
diff --git a/Userland/Libraries/LibGUI/Notification.h b/Userland/Libraries/LibGUI/Notification.h
index b26c5aa0fa..44f1479b74 100644
--- a/Userland/Libraries/LibGUI/Notification.h
+++ b/Userland/Libraries/LibGUI/Notification.h
@@ -30,7 +30,8 @@
 #include <LibGfx/Bitmap.h>
 
 namespace GUI {
-    class NotificationServerConnection;
+
+class NotificationServerConnection;
 
 class Notification : public Core::Object {
     C_OBJECT(Notification);
@@ -48,6 +49,7 @@ public:
     void set_icon(const Gfx::Bitmap* icon) { m_icon = icon; }
 
     void show();
+    void close();
 
 private:
     Notification();
@@ -57,6 +59,7 @@ private:
     RefPtr<Gfx::Bitmap> m_icon;
 
     NonnullRefPtr<NotificationServerConnection> m_connection;
+    bool m_showing { false };
 };
 
 }
diff --git a/Userland/Services/NotificationServer/ClientConnection.cpp b/Userland/Services/NotificationServer/ClientConnection.cpp
index 59b9dcf968..b2f52c31e3 100644
--- a/Userland/Services/NotificationServer/ClientConnection.cpp
+++ b/Userland/Services/NotificationServer/ClientConnection.cpp
@@ -60,4 +60,13 @@ OwnPtr<Messages::NotificationServer::ShowNotificationResponse> ClientConnection:
     return make<Messages::NotificationServer::ShowNotificationResponse>();
 }
 
+OwnPtr<Messages::NotificationServer::CloseNotificationResponse> ClientConnection::handle([[maybe_unused]] const Messages::NotificationServer::CloseNotification& message)
+{
+    auto window = NotificationWindow::get_window_by_id(client_id());
+    if (window) {
+        window->close();
+    }
+    return make<Messages::NotificationServer::CloseNotificationResponse>();
+}
+
 }
diff --git a/Userland/Services/NotificationServer/ClientConnection.h b/Userland/Services/NotificationServer/ClientConnection.h
index af4e36d0aa..c32bd415b6 100644
--- a/Userland/Services/NotificationServer/ClientConnection.h
+++ b/Userland/Services/NotificationServer/ClientConnection.h
@@ -45,6 +45,7 @@ private:
 
     virtual OwnPtr<Messages::NotificationServer::GreetResponse> handle(const Messages::NotificationServer::Greet&) override;
     virtual OwnPtr<Messages::NotificationServer::ShowNotificationResponse> handle(const Messages::NotificationServer::ShowNotification&) override;
+    virtual OwnPtr<Messages::NotificationServer::CloseNotificationResponse> handle(const Messages::NotificationServer::CloseNotification& message) override;
 };
 
 }
diff --git a/Userland/Services/NotificationServer/NotificationServer.ipc b/Userland/Services/NotificationServer/NotificationServer.ipc
index a4f7e64a6b..bfc02879fb 100644
--- a/Userland/Services/NotificationServer/NotificationServer.ipc
+++ b/Userland/Services/NotificationServer/NotificationServer.ipc
@@ -4,4 +4,6 @@ endpoint NotificationServer = 95
     Greet() => ()
 
     ShowNotification([UTF8] String text, [UTF8] String title, Gfx::ShareableBitmap icon) => ()
+
+    CloseNotification() => ()
 }