diff --git a/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentController.java b/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentController.java
index beb98256..5aa58ca7 100644
--- a/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentController.java
+++ b/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentController.java
@@ -168,8 +168,8 @@ public class DocumentController {
 
     @DeleteMapping("/{id}")
     @RequirePermission(Permission.WRITE_ALL)
-    public ResponseEntity<Void> deleteDocument(@PathVariable UUID id) {
-        documentService.deleteDocument(id);
+    public ResponseEntity<Void> deleteDocument(@PathVariable UUID id, Authentication authentication) {
+        documentService.deleteDocument(id, requireUserId(authentication));
         return ResponseEntity.noContent().build();
     }
 
diff --git a/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentService.java b/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentService.java
index dce06511..207798ed 100644
--- a/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentService.java
+++ b/backend/src/main/java/org/raddatz/familienarchiv/document/DocumentService.java
@@ -1098,13 +1098,13 @@ public class DocumentService {
     }
 
     @Transactional
-    public void deleteDocument(UUID id) {
+    public void deleteDocument(UUID id, UUID actorId) {
         if (!documentRepository.existsById(id)) {
             throw DomainException.notFound(ErrorCode.DOCUMENT_NOT_FOUND, "Document not found: " + id);
         }
         eventPublisher.publishEvent(new DocumentDeletingEvent(id));
         documentRepository.deleteById(id);
-        auditService.logAfterCommit(AuditKind.DOCUMENT_DELETED, null, id, null);
+        auditService.logAfterCommit(AuditKind.DOCUMENT_DELETED, actorId, id, null);
     }
 
     @Transactional
diff --git a/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentControllerTest.java b/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentControllerTest.java
index b655e0bf..15934986 100644
--- a/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentControllerTest.java
+++ b/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentControllerTest.java
@@ -402,6 +402,7 @@ class DocumentControllerTest {
     @WithMockUser(authorities = "WRITE_ALL")
     void deleteDocument_returns204_whenHasWritePermission() throws Exception {
         UUID id = UUID.randomUUID();
+        when(userService.findByEmail(any())).thenReturn(AppUser.builder().id(UUID.randomUUID()).build());
         mockMvc.perform(org.springframework.test.web.servlet.request.MockMvcRequestBuilders
                         .delete("/api/documents/" + id).with(csrf()))
                 .andExpect(status().isNoContent());
diff --git a/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentServiceTest.java b/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentServiceTest.java
index 65fbb21f..eadad6ac 100644
--- a/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentServiceTest.java
+++ b/backend/src/test/java/org/raddatz/familienarchiv/document/DocumentServiceTest.java
@@ -30,6 +30,7 @@ import org.raddatz.familienarchiv.document.DocumentRepository;
 import org.raddatz.familienarchiv.filestorage.FileService;
 import org.raddatz.familienarchiv.tag.TagService;
 import org.raddatz.familienarchiv.person.PersonService;
+import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageImpl;
 import org.springframework.data.domain.PageRequest;
@@ -75,6 +76,7 @@ class DocumentServiceTest {
     @Mock AuditLogQueryService auditLogQueryService;
     @Mock TranscriptionBlockQueryService transcriptionBlockQueryService;
     @Mock ThumbnailAsyncRunner thumbnailAsyncRunner;
+    @Mock ApplicationEventPublisher eventPublisher;
     // Real factory (pure, dependency-free) so save-time title-regeneration tests exercise the
     // shared composition rather than a stub — the #726 single source of truth.
     @Spy DocumentTitleFactory documentTitleFactory = new DocumentTitleFactory();
@@ -87,7 +89,7 @@ class DocumentServiceTest {
         UUID id = UUID.randomUUID();
         when(documentRepository.existsById(id)).thenReturn(true);
 
-        documentService.deleteDocument(id);
+        documentService.deleteDocument(id, UUID.randomUUID());
 
         verify(documentRepository).deleteById(id);
     }
@@ -97,7 +99,7 @@ class DocumentServiceTest {
         UUID id = UUID.randomUUID();
         when(documentRepository.existsById(id)).thenReturn(false);
 
-        assertThatThrownBy(() -> documentService.deleteDocument(id))
+        assertThatThrownBy(() -> documentService.deleteDocument(id, UUID.randomUUID()))
                 .isInstanceOf(DomainException.class)
                 .hasMessageContaining(id.toString());
         verify(documentRepository, never()).deleteById(any());
diff --git a/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemDocumentDeleteTest.java b/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemDocumentDeleteTest.java
index 4a042b03..b23ef447 100644
--- a/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemDocumentDeleteTest.java
+++ b/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemDocumentDeleteTest.java
@@ -109,7 +109,7 @@ class JourneyItemDocumentDeleteTest {
                 JourneyItem.builder().geschichte(journey).position(10).document(doc).build());
         em.clear();
 
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
 
         assertThat(journeyItemRepository.findById(item.getId())).isEmpty();
         assertThat(docRepo.findById(doc.getId())).isEmpty();
@@ -123,7 +123,7 @@ class JourneyItemDocumentDeleteTest {
                 JourneyItem.builder().geschichte(journey).position(10).document(doc).note("curator context").build());
         em.clear();
 
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
         em.clear();
 
         JourneyItem surviving = journeyItemRepository.findById(item.getId()).orElseThrow();
@@ -139,7 +139,7 @@ class JourneyItemDocumentDeleteTest {
                 JourneyItem.builder().geschichte(journey).position(10).note("Einleitung").build());
         em.clear();
 
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
         em.clear();
 
         JourneyItem reloaded = journeyItemRepository.findById(noteOnly.getId()).orElseThrow();
@@ -163,7 +163,7 @@ class JourneyItemDocumentDeleteTest {
                 JourneyItem.builder().geschichte(journey2).position(10).document(doc).note("Begleittext").build());
         em.clear();
 
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
         em.clear();
 
         assertThat(journeyItemRepository.findById(noteLess.getId())).isEmpty();
@@ -183,7 +183,7 @@ class JourneyItemDocumentDeleteTest {
         doThrow(new RuntimeException("simulated failure"))
                 .when(documentRepository).deleteById(any());
 
-        assertThatThrownBy(() -> documentService.deleteDocument(doc.getId()))
+        assertThatThrownBy(() -> documentService.deleteDocument(doc.getId(), writer.getId()))
                 .isInstanceOf(RuntimeException.class);
 
         em.clear();
@@ -213,7 +213,7 @@ class JourneyItemDocumentDeleteTest {
                 whitespaceNoteItemId, journey2.getId(), 20, doc.getId(), "   ");
         em.clear();
 
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
         em.clear();
 
         assertThat(journeyItemRepository.findById(emptyNoteItemId)).isEmpty();
@@ -235,7 +235,7 @@ class JourneyItemDocumentDeleteTest {
                 JourneyItem.builder().geschichte(journey).position(10).note("unrelated note").build());
         em.clear();
 
-        documentService.deleteDocument(unlinked.getId());
+        documentService.deleteDocument(unlinked.getId(), writer.getId());
         em.clear();
 
         assertThat(docRepo.findById(unlinked.getId())).isEmpty();
@@ -251,9 +251,9 @@ class JourneyItemDocumentDeleteTest {
                 JourneyItem.builder().geschichte(journey).position(10).document(doc).build());
         em.clear();
 
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
 
-        verify(auditService).logAfterCommit(eq(AuditKind.DOCUMENT_DELETED), any(), eq(doc.getId()), any());
+        verify(auditService).logAfterCommit(eq(AuditKind.DOCUMENT_DELETED), eq(writer.getId()), eq(doc.getId()), any());
         verify(auditService, never()).logAfterCommit(eq(AuditKind.JOURNEY_ITEM_REMOVED), any(), any(), any());
     }
 }
diff --git a/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemIntegrationTest.java b/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemIntegrationTest.java
index 75ce305a..59a2bf83 100644
--- a/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemIntegrationTest.java
+++ b/backend/src/test/java/org/raddatz/familienarchiv/geschichte/journeyitem/JourneyItemIntegrationTest.java
@@ -220,7 +220,7 @@ class JourneyItemIntegrationTest {
 
         // Route through service so the DocumentDeletingEvent fires and the listener
         // removes note-less items before ON DELETE SET NULL acts on note-carrying rows.
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
         em.flush();
         em.clear();
 
@@ -359,7 +359,7 @@ class JourneyItemIntegrationTest {
         em.clear();
 
         // Route through service so the DocumentDeletingEvent fires (V72 cascade fix).
-        documentService.deleteDocument(doc.getId());
+        documentService.deleteDocument(doc.getId(), writer.getId());
         em.flush();
         em.clear();