diff --git a/docs/data/data-grid/localization/data.json b/docs/data/data-grid/localization/data.json
index 9a9cdb7c7542f..6726ad619312f 100644
--- a/docs/data/data-grid/localization/data.json
+++ b/docs/data/data-grid/localization/data.json
@@ -67,7 +67,7 @@
     "languageTag": "da-DK",
     "importName": "daDK",
     "localeName": "Danish",
-    "missingKeysCount": 3,
+    "missingKeysCount": 0,
     "totalKeysCount": 117,
     "githubLink": "https://github.com/mui/mui-x/blob/master/packages/x-data-grid/src/locales/daDK.ts"
   },
diff --git a/packages/x-data-grid/src/locales/daDK.ts b/packages/x-data-grid/src/locales/daDK.ts
index 2632d030210dc..577fc80f2d5c9 100644
--- a/packages/x-data-grid/src/locales/daDK.ts
+++ b/packages/x-data-grid/src/locales/daDK.ts
@@ -39,9 +39,9 @@ const daDKGrid: Partial<GridLocaleText> = {
   toolbarExportExcel: 'Download som Excel',
 
   // Columns management text
-  // columnsManagementSearchTitle: 'Search',
-  // columnsManagementNoColumns: 'No columns',
-  // columnsManagementShowHideAllText: 'Show/Hide All',
+  columnsManagementSearchTitle: 'Søg',
+  columnsManagementNoColumns: 'Ingen søjler',
+  columnsManagementShowHideAllText: 'Vis/Shjul Alle',
 
   // Filter panel text
   filterPanelAddFilter: 'Tilføj filter',