diff --git a/app/lib/entity/file.dart b/app/lib/entity/file.dart
index 92403c0d..c54e8761 100644
--- a/app/lib/entity/file.dart
+++ b/app/lib/entity/file.dart
@@ -231,6 +231,7 @@ class File with EquatableMixin {
     this.fileId,
     this.isFavorite,
     this.ownerId,
+    this.ownerDisplayName,
     this.metadata,
     this.isArchived,
     this.overrideDateTime,
@@ -268,6 +269,7 @@ class File with EquatableMixin {
       fileId: json["fileId"],
       isFavorite: json_util.boolFromJson(json["isFavorite"]),
       ownerId: json["ownerId"] == null ? null : CiString(json["ownerId"]),
+      ownerDisplayName: json["ownerDisplayName"],
       trashbinFilename: json["trashbinFilename"],
       trashbinOriginalLocation: json["trashbinOriginalLocation"],
       trashbinDeletionTime: json["trashbinDeletionTime"] == null
@@ -327,6 +329,9 @@ class File with EquatableMixin {
     if (ownerId != null) {
       product += "ownerId: '$ownerId', ";
     }
+    if (ownerDisplayName != null) {
+      product += "ownerDisplayName: '$ownerDisplayName', ";
+    }
     if (trashbinFilename != null) {
       product += "trashbinFilename: '$trashbinFilename', ";
     }
@@ -362,6 +367,7 @@ class File with EquatableMixin {
       if (fileId != null) "fileId": fileId,
       if (isFavorite != null) "isFavorite": json_util.boolToJson(isFavorite),
       if (ownerId != null) "ownerId": ownerId.toString(),
+      if (ownerDisplayName != null) "ownerDisplayName": ownerDisplayName,
       if (trashbinFilename != null) "trashbinFilename": trashbinFilename,
       if (trashbinOriginalLocation != null)
         "trashbinOriginalLocation": trashbinOriginalLocation,
@@ -386,6 +392,7 @@ class File with EquatableMixin {
     int? fileId,
     bool? isFavorite,
     CiString? ownerId,
+    String? ownerDisplayName,
     String? trashbinFilename,
     String? trashbinOriginalLocation,
     DateTime? trashbinDeletionTime,
@@ -405,6 +412,7 @@ class File with EquatableMixin {
       fileId: fileId ?? this.fileId,
       isFavorite: isFavorite ?? this.isFavorite,
       ownerId: ownerId ?? this.ownerId,
+      ownerDisplayName: ownerDisplayName ?? this.ownerDisplayName,
       trashbinFilename: trashbinFilename ?? this.trashbinFilename,
       trashbinOriginalLocation:
           trashbinOriginalLocation ?? this.trashbinOriginalLocation,
@@ -430,6 +438,7 @@ class File with EquatableMixin {
         fileId,
         isFavorite,
         ownerId,
+        ownerDisplayName,
         trashbinFilename,
         trashbinOriginalLocation,
         trashbinDeletionTime,
@@ -449,6 +458,7 @@ class File with EquatableMixin {
   final int? fileId;
   final bool? isFavorite;
   final CiString? ownerId;
+  final String? ownerDisplayName;
   final String? trashbinFilename;
   final String? trashbinOriginalLocation;
   final DateTime? trashbinDeletionTime;
diff --git a/app/lib/entity/file/data_source.dart b/app/lib/entity/file/data_source.dart
index f5f7c567..74cb506d 100644
--- a/app/lib/entity/file/data_source.dart
+++ b/app/lib/entity/file/data_source.dart
@@ -45,6 +45,7 @@ class FileWebdavDataSource implements FileDataSource {
       fileid: 1,
       favorite: 1,
       ownerId: 1,
+      ownerDisplayName: 1,
       trashbinFilename: 1,
       trashbinOriginalLocation: 1,
       trashbinDeletionTime: 1,
diff --git a/app/lib/entity/sqlite_table.dart b/app/lib/entity/sqlite_table.dart
index 1719cbaf..30d4eb3b 100644
--- a/app/lib/entity/sqlite_table.dart
+++ b/app/lib/entity/sqlite_table.dart
@@ -36,6 +36,7 @@ class Files extends Table {
   IntColumn get usedBytes => integer().nullable()();
   BoolColumn get hasPreview => boolean().nullable()();
   TextColumn get ownerId => text().nullable()();
+  TextColumn get ownerDisplayName => text().nullable()();
 
   @override
   get uniqueKeys => [
diff --git a/app/lib/entity/sqlite_table.g.dart b/app/lib/entity/sqlite_table.g.dart
index a16991bb..fa4d81ea 100644
--- a/app/lib/entity/sqlite_table.g.dart
+++ b/app/lib/entity/sqlite_table.g.dart
@@ -406,6 +406,7 @@ class File extends DataClass implements Insertable<File> {
   final int? usedBytes;
   final bool? hasPreview;
   final String? ownerId;
+  final String? ownerDisplayName;
   File(
       {required this.rowId,
       required this.server,
@@ -417,7 +418,8 @@ class File extends DataClass implements Insertable<File> {
       this.isCollection,
       this.usedBytes,
       this.hasPreview,
-      this.ownerId});
+      this.ownerId,
+      this.ownerDisplayName});
   factory File.fromData(Map<String, dynamic> data, {String? prefix}) {
     final effectivePrefix = prefix ?? '';
     return File(
@@ -443,6 +445,8 @@ class File extends DataClass implements Insertable<File> {
           .mapFromDatabaseResponse(data['${effectivePrefix}has_preview']),
       ownerId: const StringType()
           .mapFromDatabaseResponse(data['${effectivePrefix}owner_id']),
+      ownerDisplayName: const StringType().mapFromDatabaseResponse(
+          data['${effectivePrefix}owner_display_name']),
     );
   }
   @override
@@ -477,6 +481,9 @@ class File extends DataClass implements Insertable<File> {
     if (!nullToAbsent || ownerId != null) {
       map['owner_id'] = Variable<String?>(ownerId);
     }
+    if (!nullToAbsent || ownerDisplayName != null) {
+      map['owner_display_name'] = Variable<String?>(ownerDisplayName);
+    }
     return map;
   }
 
@@ -507,6 +514,9 @@ class File extends DataClass implements Insertable<File> {
       ownerId: ownerId == null && nullToAbsent
           ? const Value.absent()
           : Value(ownerId),
+      ownerDisplayName: ownerDisplayName == null && nullToAbsent
+          ? const Value.absent()
+          : Value(ownerDisplayName),
     );
   }
 
@@ -525,6 +535,7 @@ class File extends DataClass implements Insertable<File> {
       usedBytes: serializer.fromJson<int?>(json['usedBytes']),
       hasPreview: serializer.fromJson<bool?>(json['hasPreview']),
       ownerId: serializer.fromJson<String?>(json['ownerId']),
+      ownerDisplayName: serializer.fromJson<String?>(json['ownerDisplayName']),
     );
   }
   @override
@@ -542,6 +553,7 @@ class File extends DataClass implements Insertable<File> {
       'usedBytes': serializer.toJson<int?>(usedBytes),
       'hasPreview': serializer.toJson<bool?>(hasPreview),
       'ownerId': serializer.toJson<String?>(ownerId),
+      'ownerDisplayName': serializer.toJson<String?>(ownerDisplayName),
     };
   }
 
@@ -556,7 +568,8 @@ class File extends DataClass implements Insertable<File> {
           Value<bool?> isCollection = const Value.absent(),
           Value<int?> usedBytes = const Value.absent(),
           Value<bool?> hasPreview = const Value.absent(),
-          Value<String?> ownerId = const Value.absent()}) =>
+          Value<String?> ownerId = const Value.absent(),
+          Value<String?> ownerDisplayName = const Value.absent()}) =>
       File(
         rowId: rowId ?? this.rowId,
         server: server ?? this.server,
@@ -572,6 +585,9 @@ class File extends DataClass implements Insertable<File> {
         usedBytes: usedBytes.present ? usedBytes.value : this.usedBytes,
         hasPreview: hasPreview.present ? hasPreview.value : this.hasPreview,
         ownerId: ownerId.present ? ownerId.value : this.ownerId,
+        ownerDisplayName: ownerDisplayName.present
+            ? ownerDisplayName.value
+            : this.ownerDisplayName,
       );
   @override
   String toString() {
@@ -586,7 +602,8 @@ class File extends DataClass implements Insertable<File> {
           ..write('isCollection: $isCollection, ')
           ..write('usedBytes: $usedBytes, ')
           ..write('hasPreview: $hasPreview, ')
-          ..write('ownerId: $ownerId')
+          ..write('ownerId: $ownerId, ')
+          ..write('ownerDisplayName: $ownerDisplayName')
           ..write(')'))
         .toString();
   }
@@ -603,7 +620,8 @@ class File extends DataClass implements Insertable<File> {
       isCollection,
       usedBytes,
       hasPreview,
-      ownerId);
+      ownerId,
+      ownerDisplayName);
   @override
   bool operator ==(Object other) =>
       identical(this, other) ||
@@ -618,7 +636,8 @@ class File extends DataClass implements Insertable<File> {
           other.isCollection == this.isCollection &&
           other.usedBytes == this.usedBytes &&
           other.hasPreview == this.hasPreview &&
-          other.ownerId == this.ownerId);
+          other.ownerId == this.ownerId &&
+          other.ownerDisplayName == this.ownerDisplayName);
 }
 
 class FilesCompanion extends UpdateCompanion<File> {
@@ -633,6 +652,7 @@ class FilesCompanion extends UpdateCompanion<File> {
   final Value<int?> usedBytes;
   final Value<bool?> hasPreview;
   final Value<String?> ownerId;
+  final Value<String?> ownerDisplayName;
   const FilesCompanion({
     this.rowId = const Value.absent(),
     this.server = const Value.absent(),
@@ -645,6 +665,7 @@ class FilesCompanion extends UpdateCompanion<File> {
     this.usedBytes = const Value.absent(),
     this.hasPreview = const Value.absent(),
     this.ownerId = const Value.absent(),
+    this.ownerDisplayName = const Value.absent(),
   });
   FilesCompanion.insert({
     this.rowId = const Value.absent(),
@@ -658,6 +679,7 @@ class FilesCompanion extends UpdateCompanion<File> {
     this.usedBytes = const Value.absent(),
     this.hasPreview = const Value.absent(),
     this.ownerId = const Value.absent(),
+    this.ownerDisplayName = const Value.absent(),
   })  : server = Value(server),
         fileId = Value(fileId);
   static Insertable<File> custom({
@@ -672,6 +694,7 @@ class FilesCompanion extends UpdateCompanion<File> {
     Expression<int?>? usedBytes,
     Expression<bool?>? hasPreview,
     Expression<String?>? ownerId,
+    Expression<String?>? ownerDisplayName,
   }) {
     return RawValuesInsertable({
       if (rowId != null) 'row_id': rowId,
@@ -685,6 +708,7 @@ class FilesCompanion extends UpdateCompanion<File> {
       if (usedBytes != null) 'used_bytes': usedBytes,
       if (hasPreview != null) 'has_preview': hasPreview,
       if (ownerId != null) 'owner_id': ownerId,
+      if (ownerDisplayName != null) 'owner_display_name': ownerDisplayName,
     });
   }
 
@@ -699,7 +723,8 @@ class FilesCompanion extends UpdateCompanion<File> {
       Value<bool?>? isCollection,
       Value<int?>? usedBytes,
       Value<bool?>? hasPreview,
-      Value<String?>? ownerId}) {
+      Value<String?>? ownerId,
+      Value<String?>? ownerDisplayName}) {
     return FilesCompanion(
       rowId: rowId ?? this.rowId,
       server: server ?? this.server,
@@ -712,6 +737,7 @@ class FilesCompanion extends UpdateCompanion<File> {
       usedBytes: usedBytes ?? this.usedBytes,
       hasPreview: hasPreview ?? this.hasPreview,
       ownerId: ownerId ?? this.ownerId,
+      ownerDisplayName: ownerDisplayName ?? this.ownerDisplayName,
     );
   }
 
@@ -753,6 +779,9 @@ class FilesCompanion extends UpdateCompanion<File> {
     if (ownerId.present) {
       map['owner_id'] = Variable<String?>(ownerId.value);
     }
+    if (ownerDisplayName.present) {
+      map['owner_display_name'] = Variable<String?>(ownerDisplayName.value);
+    }
     return map;
   }
 
@@ -769,7 +798,8 @@ class FilesCompanion extends UpdateCompanion<File> {
           ..write('isCollection: $isCollection, ')
           ..write('usedBytes: $usedBytes, ')
           ..write('hasPreview: $hasPreview, ')
-          ..write('ownerId: $ownerId')
+          ..write('ownerId: $ownerId, ')
+          ..write('ownerDisplayName: $ownerDisplayName')
           ..write(')'))
         .toString();
   }
@@ -849,6 +879,12 @@ class $FilesTable extends Files with TableInfo<$FilesTable, File> {
   late final GeneratedColumn<String?> ownerId = GeneratedColumn<String?>(
       'owner_id', aliasedName, true,
       type: const StringType(), requiredDuringInsert: false);
+  final VerificationMeta _ownerDisplayNameMeta =
+      const VerificationMeta('ownerDisplayName');
+  @override
+  late final GeneratedColumn<String?> ownerDisplayName =
+      GeneratedColumn<String?>('owner_display_name', aliasedName, true,
+          type: const StringType(), requiredDuringInsert: false);
   @override
   List<GeneratedColumn> get $columns => [
         rowId,
@@ -861,7 +897,8 @@ class $FilesTable extends Files with TableInfo<$FilesTable, File> {
         isCollection,
         usedBytes,
         hasPreview,
-        ownerId
+        ownerId,
+        ownerDisplayName
       ];
   @override
   String get aliasedName => _alias ?? 'files';
@@ -925,6 +962,12 @@ class $FilesTable extends Files with TableInfo<$FilesTable, File> {
       context.handle(_ownerIdMeta,
           ownerId.isAcceptableOrUnknown(data['owner_id']!, _ownerIdMeta));
     }
+    if (data.containsKey('owner_display_name')) {
+      context.handle(
+          _ownerDisplayNameMeta,
+          ownerDisplayName.isAcceptableOrUnknown(
+              data['owner_display_name']!, _ownerDisplayNameMeta));
+    }
     return context;
   }
 
diff --git a/app/lib/entity/sqlite_table_converter.dart b/app/lib/entity/sqlite_table_converter.dart
index 994d9715..f3ec1dd1 100644
--- a/app/lib/entity/sqlite_table_converter.dart
+++ b/app/lib/entity/sqlite_table_converter.dart
@@ -92,6 +92,7 @@ class SqliteFileConverter {
       fileId: f.file.fileId,
       isFavorite: f.accountFile.isFavorite,
       ownerId: f.file.ownerId?.toCi(),
+      ownerDisplayName: f.file.ownerDisplayName,
       trashbinFilename: f.trash?.filename,
       trashbinOriginalLocation: f.trash?.originalLocation,
       trashbinDeletionTime: f.trash?.deletionTime,
@@ -113,6 +114,7 @@ class SqliteFileConverter {
       usedBytes: Value(file.usedBytes),
       hasPreview: Value(file.hasPreview),
       ownerId: Value(file.ownerId!.toCaseInsensitiveString()),
+      ownerDisplayName: Value(file.ownerDisplayName),
     );
     final dbAccountFile = sql.AccountFilesCompanion(
       account: account == null ? const Value.absent() : Value(account.rowId),
diff --git a/app/lib/entity/webdav_response_parser.dart b/app/lib/entity/webdav_response_parser.dart
index 7952ba49..ec2ef5e6 100644
--- a/app/lib/entity/webdav_response_parser.dart
+++ b/app/lib/entity/webdav_response_parser.dart
@@ -94,6 +94,7 @@ class WebdavResponseParser {
     int? fileId;
     bool? isFavorite;
     CiString? ownerId;
+    String? ownerDisplayName;
     Metadata? metadata;
     bool? isArchived;
     DateTime? overrideDateTime;
@@ -131,6 +132,7 @@ class WebdavResponseParser {
         fileId = propParser.fileId;
         isFavorite = propParser.isFavorite;
         ownerId = propParser.ownerId;
+        ownerDisplayName = propParser.ownerDisplayName;
         metadata = propParser.metadata;
         isArchived = propParser.isArchived;
         overrideDateTime = propParser.overrideDateTime;
@@ -152,6 +154,7 @@ class WebdavResponseParser {
       fileId: fileId,
       isFavorite: isFavorite,
       ownerId: ownerId,
+      ownerDisplayName: ownerDisplayName,
       metadata: metadata,
       isArchived: isArchived,
       overrideDateTime: overrideDateTime,
@@ -338,6 +341,9 @@ class _FilePropParser {
       } else if (child.matchQualifiedName("owner-id",
           prefix: "http://owncloud.org/ns", namespaces: namespaces)) {
         _ownerId = child.innerText.toCi();
+      } else if (child.matchQualifiedName("owner-display-name",
+          prefix: "http://owncloud.org/ns", namespaces: namespaces)) {
+        _ownerDisplayName = child.innerText;
       } else if (child.matchQualifiedName("trashbin-filename",
           prefix: "http://nextcloud.org/ns", namespaces: namespaces)) {
         _trashbinFilename = child.innerText;
@@ -385,6 +391,7 @@ class _FilePropParser {
   int? get fileId => _fileId;
   bool? get isFavorite => _isFavorite;
   CiString? get ownerId => _ownerId;
+  String? get ownerDisplayName => _ownerDisplayName;
   Metadata? get metadata => _metadata;
   bool? get isArchived => _isArchived;
   DateTime? get overrideDateTime => _overrideDateTime;
@@ -407,6 +414,7 @@ class _FilePropParser {
   int? _fileId;
   bool? _isFavorite;
   CiString? _ownerId;
+  String? _ownerDisplayName;
   Metadata? _metadata;
   bool? _isArchived;
   DateTime? _overrideDateTime;
diff --git a/app/lib/widget/viewer_detail_pane.dart b/app/lib/widget/viewer_detail_pane.dart
index 7c6a34a4..be6bb233 100644
--- a/app/lib/widget/viewer_detail_pane.dart
+++ b/app/lib/widget/viewer_detail_pane.dart
@@ -203,7 +203,8 @@ class _ViewerDetailPaneState extends State<ViewerDetailPane> {
                   color: AppTheme.getSecondaryTextColor(context),
                 ),
               ),
-              title: Text(widget.file.ownerId!.toString()),
+              title: Text(widget.file.ownerDisplayName ??
+                  widget.file.ownerId!.toString()),
               subtitle: Text(L10n.global().fileSharedByDescription),
             ),
           if (_tags.isNotEmpty)
diff --git a/app/test/test_util.dart b/app/test/test_util.dart
index ad5213ac..bd9bd9c4 100644
--- a/app/test/test_util.dart
+++ b/app/test/test_util.dart
@@ -39,6 +39,7 @@ class FilesBuilder {
     bool isCollection = false,
     bool hasPreview = true,
     String ownerId = "admin",
+    String? ownerDisplayName,
     Metadata? metadata,
   }) {
     files.add(File(
@@ -52,6 +53,7 @@ class FilesBuilder {
       hasPreview: hasPreview,
       fileId: fileId++,
       ownerId: ownerId.toCi(),
+      ownerDisplayName: ownerDisplayName ?? ownerId.toString(),
       metadata: metadata,
     ));
   }
@@ -64,6 +66,7 @@ class FilesBuilder {
     DateTime? lastModified,
     bool hasPreview = true,
     String ownerId = "admin",
+    String? ownerDisplayName,
   }) =>
       add(
         relativePath,
@@ -73,6 +76,7 @@ class FilesBuilder {
         lastModified: lastModified,
         hasPreview: hasPreview,
         ownerId: ownerId,
+        ownerDisplayName: ownerDisplayName,
       );
 
   void addJpeg(
@@ -82,6 +86,7 @@ class FilesBuilder {
     DateTime? lastModified,
     bool hasPreview = true,
     String ownerId = "admin",
+    String? ownerDisplayName,
     OrNull<Metadata>? metadata,
   }) =>
       add(
@@ -92,6 +97,7 @@ class FilesBuilder {
         lastModified: lastModified,
         hasPreview: hasPreview,
         ownerId: ownerId,
+        ownerDisplayName: ownerDisplayName,
         metadata: metadata?.obj ??
             Metadata(
               lastUpdated: DateTime.utc(2020, 1, 2, 3, 4, 5),
@@ -106,6 +112,7 @@ class FilesBuilder {
     String? etag,
     DateTime? lastModified,
     String ownerId = "admin",
+    String? ownerDisplayName,
   }) =>
       add(
         relativePath,
@@ -114,6 +121,7 @@ class FilesBuilder {
         isCollection: true,
         hasPreview: false,
         ownerId: ownerId,
+        ownerDisplayName: ownerDisplayName,
       );
 
   void addAlbumJson(
@@ -123,6 +131,7 @@ class FilesBuilder {
     String? etag,
     DateTime? lastModified,
     String ownerId = "admin",
+    String? ownerDisplayName,
   }) =>
       add(
         "$homeDir/.com.nkming.nc_photos/albums/$filename.nc_album.json",
@@ -132,6 +141,7 @@ class FilesBuilder {
         lastModified: lastModified,
         hasPreview: false,
         ownerId: ownerId,
+        ownerDisplayName: ownerDisplayName,
       );
 
   final files = <File>[];
@@ -302,6 +312,7 @@ File buildAlbumFile({
   DateTime? lastModified,
   required int fileId,
   String ownerId = "admin",
+  String? ownerDisplayName,
 }) =>
     File(
       path: path,
@@ -312,6 +323,7 @@ File buildAlbumFile({
       hasPreview: false,
       fileId: fileId,
       ownerId: ownerId.toCi(),
+      ownerDisplayName: ownerDisplayName ?? ownerId.toString(),
     );
 
 String buildAlbumFilePath(
@@ -341,6 +353,7 @@ File buildJpegFile({
   bool hasPreview = true,
   required int fileId,
   String ownerId = "admin",
+  String? ownerDisplayName,
 }) =>
     File(
       path: path,
@@ -351,6 +364,7 @@ File buildJpegFile({
       hasPreview: hasPreview,
       fileId: fileId,
       ownerId: ownerId.toCi(),
+      ownerDisplayName: ownerDisplayName ?? ownerId.toString(),
     );
 
 Share buildShare({