diff --git a/docs/data/data-grid/localization/data.json b/docs/data/data-grid/localization/data.json
index db5b9d485c392..40944dec87d98 100644
--- a/docs/data/data-grid/localization/data.json
+++ b/docs/data/data-grid/localization/data.json
@@ -179,7 +179,7 @@
     "languageTag": "fa-IR",
     "importName": "faIR",
     "localeName": "Persian",
-    "missingKeysCount": 15,
+    "missingKeysCount": 10,
     "totalKeysCount": 133,
     "githubLink": "https://github.com/mui/mui-x/blob/master/packages/x-data-grid/src/locales/faIR.ts"
   },
diff --git a/packages/x-data-grid/src/locales/faIR.ts b/packages/x-data-grid/src/locales/faIR.ts
index 4cd02de67cafd..dcccf721dfd61 100644
--- a/packages/x-data-grid/src/locales/faIR.ts
+++ b/packages/x-data-grid/src/locales/faIR.ts
@@ -54,7 +54,7 @@ const faIRGrid: Partial<GridLocaleText> = {
   columnsManagementNoColumns: 'بدون سطر',
   columnsManagementShowHideAllText: 'نمایش/مخفی کردن همه',
   columnsManagementReset: 'بازنشانی',
-  // columnsManagementDeleteIconLabel: 'Clear',
+  columnsManagementDeleteIconLabel: 'پاک کردن',
 
   // Filter panel text
   filterPanelAddFilter: 'افزودن فیلتر',
@@ -70,9 +70,9 @@ const faIRGrid: Partial<GridLocaleText> = {
 
   // Filter operators text
   filterOperatorContains: 'شامل',
-  // filterOperatorDoesNotContain: 'does not contain',
+  filterOperatorDoesNotContain: 'شامل نمیشود',
   filterOperatorEquals: 'مساوی',
-  // filterOperatorDoesNotEqual: 'does not equal',
+  filterOperatorDoesNotEqual: 'برابر نیست',
   filterOperatorStartsWith: 'شروع با',
   filterOperatorEndsWith: 'پایان با',
   filterOperatorIs: 'هست',
@@ -93,9 +93,9 @@ const faIRGrid: Partial<GridLocaleText> = {
 
   // Header filter operators text
   headerFilterOperatorContains: 'شامل',
-  // headerFilterOperatorDoesNotContain: 'Does not contain',
+  headerFilterOperatorDoesNotContain: 'شامل نمیشود',
   headerFilterOperatorEquals: 'مساوی',
-  // headerFilterOperatorDoesNotEqual: 'Does not equal',
+  headerFilterOperatorDoesNotEqual: 'برابر نیست',
   headerFilterOperatorStartsWith: 'شروع با',
   headerFilterOperatorEndsWith: 'پایان با',
   headerFilterOperatorIs: 'هست',