diff --git a/apps/hadis/migrations/0019_bookauthor_related_narrator.py b/apps/hadis/migrations/0019_bookauthor_related_narrator.py
new file mode 100644
index 0000000..8a3f2be
--- /dev/null
+++ b/apps/hadis/migrations/0019_bookauthor_related_narrator.py
@@ -0,0 +1,19 @@
+# Generated by Django 5.2.12 on 2026-06-22 08:41
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('hadis', '0018_bookauthor_features_bookauthor_known_as_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='bookauthor',
+            name='related_narrator',
+            field=models.OneToOneField(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='book_author_profile', to='hadis.transmitters', verbose_name='Related Narrator Profile'),
+        ),
+    ]
diff --git a/apps/hadis/models/reference.py b/apps/hadis/models/reference.py
index db65997..43f6a48 100644
--- a/apps/hadis/models/reference.py
+++ b/apps/hadis/models/reference.py
@@ -356,6 +356,15 @@ class BookAuthor(models.Model):
     """
     name =  models.JSONField(default=list, verbose_name=_('Name'))
     slug = models.SlugField(max_length=255, verbose_name=_('slug'), null=True, blank=True, unique=True)
+
+    related_narrator = models.OneToOneField(
+        'hadis.Transmitters',
+        on_delete=models.SET_NULL,
+        null=True,
+        blank=True,
+        related_name='book_author_profile',
+        verbose_name=_('Related Narrator Profile')
+    )
     
     # 👇 فیلدهای جدید اضافه شده
     known_as = models.JSONField(default=list, blank=True, verbose_name=_('Known as'))
diff --git a/apps/hadis/serializers/reference_v2.py b/apps/hadis/serializers/reference_v2.py
index 427903c..1e0d990 100644
--- a/apps/hadis/serializers/reference_v2.py
+++ b/apps/hadis/serializers/reference_v2.py
@@ -204,6 +204,7 @@ class BookAuthorDetailSerializer(serializers.ModelSerializer):
     tabaqa = LocalizedField()
     rutba = LocalizedField()
     features = LocalizedField()
+    related_narrator_slug = serializers.CharField(source='related_narrator.slug', read_only=True, allow_null=True)
 
     class Meta:
         model = BookAuthor
@@ -211,7 +212,8 @@ class BookAuthorDetailSerializer(serializers.ModelSerializer):
             'id', 'slug', 'name', 'known_as', 'scholarity', 
             'tabaqa', 'rutba', 'features', 
             'birth_year_hijri', 'death_year_hijri', 
-            'birth_year_miladi', 'death_year_miladi'
+            'birth_year_miladi', 'death_year_miladi',
+            'related_narrator_slug'
         ]
 
 
@@ -259,6 +261,7 @@ class BookAuthorSyncSerializer(serializers.ModelSerializer):
     tabaqa = LocalizedField()
     rutba = LocalizedField()
     features = LocalizedField()
+    related_narrator_slug = serializers.CharField(source='related_narrator.slug', read_only=True, allow_null=True)
     
     # اضافه کردن لیست کتاب‌ها
     books = BookAuthorSyncReferenceSerializer(source='book_references', many=True, read_only=True)
@@ -278,5 +281,6 @@ class BookAuthorSyncSerializer(serializers.ModelSerializer):
             'death_year_hijri',
             'birth_year_miladi', 
             'death_year_miladi',
-            'books'  # 👈 لیست کتاب‌های هر نویسنده
+            'books',  # 👈 لیست کتاب‌های هر نویسنده
+            'related_narrator_slug'
         ]
\ No newline at end of file
diff --git a/apps/hadis/views/reference_v2.py b/apps/hadis/views/reference_v2.py
index ee5a382..f08292d 100644
--- a/apps/hadis/views/reference_v2.py
+++ b/apps/hadis/views/reference_v2.py
@@ -226,7 +226,7 @@ class BookAuthorDetailView(RetrieveAPIView):
     """
     دریافت اطلاعات دقیق یک نویسنده بر اساس slug
     """
-    queryset = BookAuthor.objects.all()
+    queryset = BookAuthor.objects.select_related('related_narrator').all()
     serializer_class = BookAuthorDetailSerializer
     lookup_field = 'slug'
     lookup_url_kwarg = 'author_slug'
@@ -255,7 +255,7 @@ class BookAuthorSyncView(generics.ListAPIView):
     Returns complete author data and their associated books without pagination.
     """
     # 👇 استفاده از prefetch_related برای جلوگیری از کرش کردن دیتابیس به خاطر N+1 Query
-    queryset = BookAuthor.objects.prefetch_related('book_references').order_by('id')
+    queryset = BookAuthor.objects.select_related('related_narrator').prefetch_related('book_references').order_by('id')
     serializer_class = BookAuthorSyncSerializer
     pagination_class = NoPagination
     permission_classes = [AllowAny]