diff --git a/frontend/src/components/SettingsCalendar.vue b/frontend/src/components/SettingsCalendar.vue
index e2c96ef0..354fd5e3 100644
--- a/frontend/src/components/SettingsCalendar.vue
+++ b/frontend/src/components/SettingsCalendar.vue
@@ -186,6 +186,16 @@
     </div>
   </div>
 </div>
+<!-- Calendar disconnect confirmation modal -->
+<ConfirmationModal
+  :open="deleteCalendarModalOpen"
+  :title="t('label.calendarDeletion')"
+  :message="t('text.calendarDeletionWarning')"
+  :confirm-label="t('label.disconnect')"
+  :cancel-label="t('label.cancel')"
+  @confirm="deleteCalendarConfirm"
+  @close="closeModals"
+></ConfirmationModal>
 </template>
 
 <script setup>
@@ -200,6 +210,7 @@ import GoogleSignInBtn from '@/assets/img/google/1x/btn_google_signin_light_norm
 import GoogleSignInBtn2x from '@/assets/img/google/2x/btn_google_signin_light_normal_web@2x.png';
 import PrimaryButton from '@/elements/PrimaryButton';
 import SecondaryButton from '@/elements/SecondaryButton';
+import ConfirmationModal from "@/components/ConfirmationModal.vue";
 
 // component constants
 const { t } = useI18n({ useScope: 'global' });
@@ -208,6 +219,9 @@ const refresh = inject('refresh');
 
 const calendarConnectError = ref('');
 
+const deleteCalendarModalOpen = ref(false);
+const deleteCalendarModalTarget = ref(null);
+
 // Temp until we get a store solution rolling
 const loading = ref(false);
 
@@ -244,6 +258,11 @@ const calendarInput = reactive({
 const isCalDav = computed(() => calendarInput.data.provider === calendarProviders.caldav);
 const isGoogle = computed(() => calendarInput.data.provider === calendarProviders.google);
 
+const closeModals = async () => {
+  deleteCalendarModalTarget.value = null;
+  deleteCalendarModalOpen.value = false;
+};
+
 const refreshData = async () => {
   await refresh({ onlyConnectedCalendars: false });
   loading.value = false;
@@ -284,12 +303,18 @@ const editCalendar = async (id) => {
   });
 };
 
-// do remove a given calendar connection
 const deleteCalendar = async (id) => {
+  deleteCalendarModalTarget.value = id;
+  deleteCalendarModalOpen.value = true;
+};
+
+// do remove a given calendar connection
+const deleteCalendarConfirm = async () => {
   loading.value = true;
 
-  await call(`cal/${id}`).delete();
+  await call(`cal/${deleteCalendarModalTarget.value}`).delete();
   await refreshData();
+  await closeModals();
 };
 
 // do save calendar data
diff --git a/frontend/src/locales/de.json b/frontend/src/locales/de.json
index 082e66e0..9b35fa20 100644
--- a/frontend/src/locales/de.json
+++ b/frontend/src/locales/de.json
@@ -81,6 +81,7 @@
     "bookings": "Buchungen | Buchung | Buchungen",
     "caldav": "CalDAV",
     "calendar": "Kalender",
+    "calendarDeletion": "Kalendarverbindung trennen",
     "calendarUrl": "Kalender URL",
     "cancel": "Abbrechen",
     "checkAvailableSlots": "Verfügbare Zeiten anzeigen",
@@ -99,6 +100,7 @@
     "defaultFont": "Standard Schriftart",
     "delete": "Löschen",
     "deleteYourAccount": "Benutzerkonto löschen",
+    "disconnect": "Trennen",
     "displayName": "Anzeigename",
     "download": "Download",
     "downloadInvitation": "Termineinladung herunterladen",
@@ -191,6 +193,7 @@
     "accountDataNotice": "Lade all Deine Daten von Thunderbird Appointment herunter.",
     "accountDeletionFinalWarning": "Warnung: Die Löschung des Benutzerkontos ist dauerhaft! Du wirst all Deine Daten von Thunderbird Appointment verlieren. Deine verbundenen Kalender bleiben unverändert.",
     "accountDeletionWarning": "Achtung: Die Löschung des Benutzerkontos ist dauerhaft! Du wirst all Deine Daten von Thunderbird Appointment verlieren. Deine verbundenen Kalender bleiben unverändert. Bestätige die Löschung mit deinen Login-Daten.",
+    "calendarDeletionWarning": "Wenn die Verbindung zu diesem Kalender getrennt wird, werden alle Termine und Zeitpläne aus Thunderbird Appointment entfernt. Es werden keine Termine entfernt, die derzeit in diesem Kalendern gespeichert sind.",
     "chooseDateAndTime": "Wähle einen Tag und eine Zeit für ein Treffen:",
     "defineDaysAndTimeSlots": "Definiere Tage und Zeitfenster, damit Teilnehmer die Zeit des Events auswählen können…",
     "disclaimerGABooking": "Bitte beachten: Der Eigentümer muss die Buchung bestätigen.",
diff --git a/frontend/src/locales/en.json b/frontend/src/locales/en.json
index f7b93a67..d5995515 100644
--- a/frontend/src/locales/en.json
+++ b/frontend/src/locales/en.json
@@ -81,6 +81,7 @@
     "bookings": "Bookings | Booking | Bookings",
     "caldav": "CalDAV",
     "calendar": "Calendar",
+    "calendarDeletion": "Disconnect Calendar",
     "calendarUrl": "Calendar URL",
     "cancel": "Cancel",
     "checkAvailableSlots": "Check available slots",
@@ -99,6 +100,7 @@
     "defaultFont": "Default font",
     "delete": "Delete",
     "deleteYourAccount": "Delete your account",
+    "disconnect": "Disconnect",
     "displayName": "Display name",
     "download": "Download",
     "downloadInvitation": "Download Invitation",
@@ -191,6 +193,7 @@
     "accountDataNotice": "Download all of your data from Thunderbird Appointment.",
     "accountDeletionFinalWarning": "Last chance! Deleting your account is permanent, and you all of your saved data on Thunderbird Appointment will be removed. Your calendars will remain unchanged.",
     "accountDeletionWarning": "Warning, deleting your account is permanent! You will lose all saved data on Thunderbird Appointment. Your calendars will remain unchanged. There is a second confirmation after you login.",
+    "calendarDeletionWarning": "Disconnecting this calendar will remove all appointments and schedules from Thunderbird Appointment. Any confirmed events currently stored in your calendar will not be removed.",
     "chooseDateAndTime": "Choose a date and time to meet:",
     "defineDaysAndTimeSlots": "Define days and time slots to allow users to select the event time…",
     "disclaimerGABooking": "Please note: The calendar owner will confirm your booking.",