diff --git a/cms/djangoapps/contentstore/rest_api/v1/serializers/vertical_block.py b/cms/djangoapps/contentstore/rest_api/v1/serializers/vertical_block.py
index 84598fbcd9c9..2283036faf24 100644
--- a/cms/djangoapps/contentstore/rest_api/v1/serializers/vertical_block.py
+++ b/cms/djangoapps/contentstore/rest_api/v1/serializers/vertical_block.py
@@ -180,3 +180,4 @@ class ContainerChildrenSerializer(serializers.Serializer):
     children = ContainerChildSerializer(many=True)
     is_published = serializers.BooleanField()
     can_paste_component = serializers.BooleanField()
+    display_name = serializers.CharField()
diff --git a/cms/djangoapps/contentstore/rest_api/v1/views/course_index.py b/cms/djangoapps/contentstore/rest_api/v1/views/course_index.py
index f79892658da0..7ab14028cd50 100644
--- a/cms/djangoapps/contentstore/rest_api/v1/views/course_index.py
+++ b/cms/djangoapps/contentstore/rest_api/v1/views/course_index.py
@@ -230,6 +230,7 @@ def get(self, request: Request, usage_key_string: str):
             ],
             "is_published": false,
             "can_paste_component": true,
+            "display_name": "Vertical block 1"
         }
         ```
         """
@@ -277,6 +278,7 @@ def get(self, request: Request, usage_key_string: str):
                 "children": children,
                 "is_published": is_published,
                 "can_paste_component": is_course,
+                "display_name": current_xblock.display_name_with_default,
             }
             serializer = ContainerChildrenSerializer(container_data)
             return Response(serializer.data)
diff --git a/cms/djangoapps/contentstore/rest_api/v1/views/tests/test_vertical_block.py b/cms/djangoapps/contentstore/rest_api/v1/views/tests/test_vertical_block.py
index 16e6679833a2..5dea51b91d71 100644
--- a/cms/djangoapps/contentstore/rest_api/v1/views/tests/test_vertical_block.py
+++ b/cms/djangoapps/contentstore/rest_api/v1/views/tests/test_vertical_block.py
@@ -204,9 +204,11 @@ def test_success_response(self):
         url = self.get_reverse_url(self.vertical.location)
         response = self.client.get(url)
         self.assertEqual(response.status_code, status.HTTP_200_OK)
-        self.assertEqual(len(response.data["children"]), 2)
-        self.assertFalse(response.data["is_published"])
-        self.assertTrue(response.data["can_paste_component"])
+        data = response.json()
+        self.assertEqual(len(data["children"]), 2)
+        self.assertFalse(data["is_published"])
+        self.assertTrue(data["can_paste_component"])
+        self.assertEqual(data["display_name"], "Unit")
 
     def test_xblock_is_published(self):
         """