diff --git a/src/applications/calendar/controller/PhabricatorCalendarEventViewController.php b/src/applications/calendar/controller/PhabricatorCalendarEventViewController.php
--- a/src/applications/calendar/controller/PhabricatorCalendarEventViewController.php
+++ b/src/applications/calendar/controller/PhabricatorCalendarEventViewController.php
@@ -73,10 +73,11 @@
     $viewer = $this->getRequest()->getUser();
     $id = $event->getID();
 
+    $name = $event->getName() ? $event->getName() : pht('Unnamed Event');
     $is_cancelled = $event->getIsCancelled();
     $icon = $is_cancelled ? ('fa-times') : ('fa-calendar');
     $color = $is_cancelled ? ('grey') : ('green');
-    $status = $is_cancelled ? ('Cancelled') : ('Active');
+    $status = $is_cancelled ? pht('Cancelled') : pht('Active');
 
     $invite_status = $event->getUserInviteStatus($viewer->getPHID());
     $status_invited = PhabricatorCalendarEventInvitee::STATUS_INVITED;
@@ -84,7 +85,7 @@
 
     $header = id(new PHUIHeaderView())
       ->setUser($viewer)
-      ->setHeader($event->getName())
+      ->setHeader($name)
       ->setStatus($icon, $color, $status)
       ->setPolicyObject($event);