diff --git a/Userland/Services/WindowServer/ClientConnection.cpp b/Userland/Services/WindowServer/ClientConnection.cpp
index 8a3fc0d7c0c..b6edb95a5b7 100644
--- a/Userland/Services/WindowServer/ClientConnection.cpp
+++ b/Userland/Services/WindowServer/ClientConnection.cpp
@@ -1132,4 +1132,17 @@ void ClientConnection::set_window_parent_from_client(i32 client_id, i32 parent_i
     child_window->set_parent_window(*parent_window);
 }
 
+Messages::WindowServer::GetWindowRectFromClientResponse ClientConnection::get_window_rect_from_client(i32 client_id, i32 window_id)
+{
+    auto client_connection = from_client_id(client_id);
+    if (!client_connection)
+        did_misbehave("GetWindowRectFromClient: Bad client ID");
+
+    auto window = client_connection->window_from_id(window_id);
+    if (!window)
+        did_misbehave("GetWindowRectFromClient: Bad window ID");
+
+    return window->rect();
+}
+
 }
diff --git a/Userland/Services/WindowServer/ClientConnection.h b/Userland/Services/WindowServer/ClientConnection.h
index 67c558b57c3..8967d41ef9f 100644
--- a/Userland/Services/WindowServer/ClientConnection.h
+++ b/Userland/Services/WindowServer/ClientConnection.h
@@ -165,6 +165,7 @@ private:
     virtual Messages::WindowServer::GetDesktopDisplayScaleResponse get_desktop_display_scale(u32) override;
     virtual void set_flash_flush(bool) override;
     virtual void set_window_parent_from_client(i32, i32, i32) override;
+    virtual Messages::WindowServer::GetWindowRectFromClientResponse get_window_rect_from_client(i32, i32) override;
 
     Window* window_from_id(i32 window_id);
 
diff --git a/Userland/Services/WindowServer/WindowServer.ipc b/Userland/Services/WindowServer/WindowServer.ipc
index f0deb6845c9..7a24f47d2a1 100644
--- a/Userland/Services/WindowServer/WindowServer.ipc
+++ b/Userland/Services/WindowServer/WindowServer.ipc
@@ -149,4 +149,5 @@ endpoint WindowServer
     set_flash_flush(bool enabled) =|
 
     set_window_parent_from_client(i32 client_id, i32 parent_id, i32 child_id) =|
+    get_window_rect_from_client(i32 client_id, i32 window_id) => (Gfx::IntRect rect)
 }