diff --git a/changelogs/fragments/11513-keycloak-realm-localizationTexts-support.yml b/changelogs/fragments/11513-keycloak-realm-localizationTexts-support.yml
new file mode 100644
index 0000000000..0502002bfa
--- /dev/null
+++ b/changelogs/fragments/11513-keycloak-realm-localizationTexts-support.yml
@@ -0,0 +1,3 @@
+---
+minor_changes:
+  - keycloak_realm - add support for ``localizationTexts`` option in Keycloak realms (https://github.com/ansible-collections/community.general/pull/11513).
diff --git a/plugins/modules/keycloak_realm.py b/plugins/modules/keycloak_realm.py
index 57e8683e27..c274d9bfa3 100644
--- a/plugins/modules/keycloak_realm.py
+++ b/plugins/modules/keycloak_realm.py
@@ -291,6 +291,13 @@ options:
     aliases:
       - internationalizationEnabled
     type: bool
+  localization_texts:
+    description:
+      - The custom localization texts for a realm.
+    aliases:
+      - localizationTexts
+    type: dict
+    version_added: 12.4.0
   login_theme:
     description:
       - The realm login theme.
@@ -917,6 +924,7 @@ def main():
         events_listeners=dict(type="list", elements="str", aliases=["eventsListeners"]),
         failure_factor=dict(type="int", aliases=["failureFactor"]),
         internationalization_enabled=dict(type="bool", aliases=["internationalizationEnabled"]),
+        localization_texts=dict(type="dict", aliases=["localizationTexts"]),
         login_theme=dict(type="str", aliases=["loginTheme"]),
         login_with_email_allowed=dict(type="bool", aliases=["loginWithEmailAllowed"]),
         max_delta_time_seconds=dict(type="int", aliases=["maxDeltaTimeSeconds"]),