diff --git a/app/Http/Controllers/Api/V1/UserTimeEntryController.php b/app/Http/Controllers/Api/V1/UserTimeEntryController.php
new file mode 100644
index 00000000..9264c411
--- /dev/null
+++ b/app/Http/Controllers/Api/V1/UserTimeEntryController.php
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Controllers\Api\V1;
+
+use App\Http\Resources\V1\TimeEntry\TimeEntryResource;
+use App\Models\Organization;
+use App\Models\TimeEntry;
+use App\Models\User;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
+use Illuminate\Http\Resources\Json\JsonResource;
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Log;
+
+class UserTimeEntryController extends Controller
+{
+    /**
+     * Get the active time entry of the current user
+     *
+     * This endpoint is independent of organization.
+     *
+     * @operationId getMyActiveTimeEntry
+     */
+    public function myActive(): JsonResource
+    {
+        /** @var User $user */
+        $user = Auth::user();
+
+        $activeTimeEntriesOfUser = TimeEntry::query()
+            ->whereBelongsTo($user, 'user')
+            ->whereNull('end')
+            ->orderBy('start', 'desc')
+            ->get();
+
+        if ($activeTimeEntriesOfUser->count() > 1) {
+            Log::warning('User has more than one active time entry.', [
+                'user' => $user->getKey(),
+            ]);
+        }
+
+        $activeTimeEntry = $activeTimeEntriesOfUser->first();
+
+        if ($activeTimeEntry !== null) {
+            return new TimeEntryResource($activeTimeEntry);
+        } else {
+            throw new ModelNotFoundException('No active time entry');
+        }
+    }
+}
diff --git a/routes/api.php b/routes/api.php
index 36e4cb0b..e1463176 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -11,6 +11,7 @@
 use App\Http\Controllers\Api\V1\TagController;
 use App\Http\Controllers\Api\V1\TaskController;
 use App\Http\Controllers\Api\V1\TimeEntryController;
+use App\Http\Controllers\Api\V1\UserTimeEntryController;
 use Illuminate\Support\Facades\Route;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
@@ -63,6 +64,10 @@
         Route::delete('/organizations/{organization}/time-entries/{timeEntry}', [TimeEntryController::class, 'destroy'])->name('destroy');
     });
 
+    Route::name('users.time-entries.')->group(static function () {
+        Route::get('/users/me/time-entries/active', [UserTimeEntryController::class, 'myActive'])->name('my-active');
+    });
+
     // Tag routes
     Route::name('tags.')->group(static function () {
         Route::get('/organizations/{organization}/tags', [TagController::class, 'index'])->name('index');
diff --git a/tests/Unit/Endpoint/Api/V1/UserTimeEntryEndpointTest.php b/tests/Unit/Endpoint/Api/V1/UserTimeEntryEndpointTest.php
new file mode 100644
index 00000000..a2b245b4
--- /dev/null
+++ b/tests/Unit/Endpoint/Api/V1/UserTimeEntryEndpointTest.php
@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Endpoint\Api\V1;
+
+use App\Models\TimeEntry;
+use Laravel\Passport\Passport;
+
+class UserTimeEntryEndpointTest extends ApiEndpointTestAbstract
+{
+    public function test_my_active_endpoint_returns_unauthorized_if_user_is_not_logged_in(): void
+    {
+        // Arrange
+        $data = $this->createUserWithPermission([
+        ]);
+
+        // Act
+        $response = $this->getJson(route('api.v1.users.time-entries.my-active'));
+
+        // Assert
+        $response->assertUnauthorized();
+    }
+
+    public function test_my_active_endpoint_returns_current_time_entry_of_logged_in_user(): void
+    {
+        // Arrange
+        $data = $this->createUserWithPermission([
+        ]);
+        $activeTimeEntry = TimeEntry::factory()->forUser($data->user)->active()->create();
+        $inactiveTimeEntry = TimeEntry::factory()->forUser($data->user)->create();
+        Passport::actingAs($data->user);
+
+        // Act
+        $response = $this->getJson(route('api.v1.users.time-entries.my-active'));
+
+        // Assert
+        $response->assertSuccessful();
+    }
+
+    public function test_my_active_endpoint_returns_not_found_if_user_has_no_active_time_entry(): void
+    {
+        // Arrange
+        $data = $this->createUserWithPermission([
+        ]);
+        $inactiveTimeEntry = TimeEntry::factory()->forUser($data->user)->create();
+        Passport::actingAs($data->user);
+
+        // Act
+        $response = $this->getJson(route('api.v1.users.time-entries.my-active'));
+
+        // Assert
+        $response->assertNotFound();
+    }
+}