diff --git a/.changes/unreleased/Fixed-20251112-170025.yaml b/.changes/unreleased/Fixed-20251112-170025.yaml
new file mode 100644
index 000000000..6808564b5
--- /dev/null
+++ b/.changes/unreleased/Fixed-20251112-170025.yaml
@@ -0,0 +1,6 @@
+kind: Fixed
+body: Display calendar items for which an invite was accepted on the mes rendez-vous page
+time: 2025-11-12T17:00:25.58946528+01:00
+custom:
+    Issue: "463"
+    SchemaChange: No schema change
diff --git a/src/Bundle/ChillCalendarBundle/Controller/CalendarAPIController.php b/src/Bundle/ChillCalendarBundle/Controller/CalendarAPIController.php
index eb5812b4d..d3919d3a3 100644
--- a/src/Bundle/ChillCalendarBundle/Controller/CalendarAPIController.php
+++ b/src/Bundle/ChillCalendarBundle/Controller/CalendarAPIController.php
@@ -12,6 +12,7 @@ declare(strict_types=1);
 namespace Chill\CalendarBundle\Controller;
 
 use Chill\CalendarBundle\Repository\CalendarRepository;
+use Chill\CalendarBundle\Repository\InviteRepository;
 use Chill\MainBundle\CRUD\Controller\ApiController;
 use Chill\MainBundle\Entity\User;
 use Chill\MainBundle\Serializer\Model\Collection;
@@ -23,7 +24,10 @@ use Symfony\Component\Routing\Annotation\Route;
 
 class CalendarAPIController extends ApiController
 {
-    public function __construct(private readonly CalendarRepository $calendarRepository) {}
+    public function __construct(
+        private readonly CalendarRepository $calendarRepository,
+        private readonly InviteRepository $inviteRepository,
+    ) {}
 
     #[Route(path: '/api/1.0/calendar/calendar/by-user/{id}.{_format}', name: 'chill_api_single_calendar_list_by-user', requirements: ['_format' => 'json'])]
     public function listByUser(User $user, Request $request, string $_format): JsonResponse
@@ -52,16 +56,37 @@ class CalendarAPIController extends ApiController
             throw new BadRequestHttpException('dateTo not parsable');
         }
 
-        $total = $this->calendarRepository->countByUser($user, $dateFrom, $dateTo);
-        $paginator = $this->getPaginatorFactory()->create($total);
-        $ranges = $this->calendarRepository->findByUser(
+        // Get calendar items where user is the main user
+        $ownCalendars = $this->calendarRepository->findByUser(
             $user,
             $dateFrom,
-            $dateTo,
-            $paginator->getItemsPerPage(),
-            $paginator->getCurrentPageFirstItemNumber()
+            $dateTo
         );
 
+        // Get calendar items from accepted invites
+        $acceptedInvites = $this->inviteRepository->findAcceptedInvitesByUserAndDateRange($user, $dateFrom, $dateTo);
+        $inviteCalendars = array_map(fn ($invite) => $invite->getCalendar(), $acceptedInvites);
+
+        // Merge
+        $allCalendars = array_merge($ownCalendars, $inviteCalendars);
+        $uniqueCalendars = [];
+        $seenIds = [];
+
+        foreach ($allCalendars as $calendar) {
+            $id = $calendar->getId();
+            if (!in_array($id, $seenIds, true)) {
+                $seenIds[] = $id;
+                $uniqueCalendars[] = $calendar;
+            }
+        }
+
+        $total = count($uniqueCalendars);
+        $paginator = $this->getPaginatorFactory()->create($total);
+
+        $offset = $paginator->getCurrentPageFirstItemNumber();
+        $limit = $paginator->getItemsPerPage();
+        $ranges = array_slice($uniqueCalendars, $offset, $limit);
+
         $collection = new Collection($ranges, $paginator);
 
         return $this->json($collection, Response::HTTP_OK, [], ['groups' => ['calendar:light']]);
diff --git a/src/Bundle/ChillCalendarBundle/Repository/InviteRepository.php b/src/Bundle/ChillCalendarBundle/Repository/InviteRepository.php
index 6cb34738c..8fe28f500 100644
--- a/src/Bundle/ChillCalendarBundle/Repository/InviteRepository.php
+++ b/src/Bundle/ChillCalendarBundle/Repository/InviteRepository.php
@@ -12,6 +12,7 @@ declare(strict_types=1);
 namespace Chill\CalendarBundle\Repository;
 
 use Chill\CalendarBundle\Entity\Invite;
+use Chill\MainBundle\Entity\User;
 use Doctrine\ORM\EntityManagerInterface;
 use Doctrine\ORM\EntityRepository;
 use Doctrine\Persistence\ObjectRepository;
@@ -51,6 +52,52 @@ class InviteRepository implements ObjectRepository
         return $this->entityRepository->findOneBy($criteria);
     }
 
+    /**
+     * Find accepted invites for a user within a date range.
+     *
+     * @return array|Invite[]
+     */
+    public function findAcceptedInvitesByUserAndDateRange(User $user, \DateTimeImmutable $from, \DateTimeImmutable $to): array
+    {
+        return $this->buildAcceptedInviteByUserAndDateRangeQuery($user, $from, $to)
+            ->getQuery()
+            ->getResult();
+    }
+
+    /**
+     * Count accepted invites for a user within a date range.
+     */
+    public function countAcceptedInvitesByUserAndDateRange(User $user, \DateTimeImmutable $from, \DateTimeImmutable $to): int
+    {
+        return $this->buildAcceptedInviteByUserAndDateRangeQuery($user, $from, $to)
+            ->select('COUNT(c)')
+            ->getQuery()
+            ->getSingleScalarResult();
+    }
+
+    public function buildAcceptedInviteByUserAndDateRangeQuery(User $user, \DateTimeImmutable $from, \DateTimeImmutable $to)
+    {
+        $qb = $this->entityRepository->createQueryBuilder('i');
+
+        return $qb
+            ->join('i.calendar', 'c')
+            ->where(
+                $qb->expr()->andX(
+                    $qb->expr()->eq('i.user', ':user'),
+                    $qb->expr()->eq('i.status', ':status'),
+                    $qb->expr()->gte('c.startDate', ':startDate'),
+                    $qb->expr()->lte('c.endDate', ':endDate'),
+                    $qb->expr()->isNull('c.cancelReason')
+                )
+            )
+            ->setParameters([
+                'user' => $user,
+                'status' => Invite::ACCEPTED,
+                'startDate' => $from,
+                'endDate' => $to,
+            ]);
+    }
+
     public function getClassName(): string
     {
         return Invite::class;