diff --git a/packages/serialization/json/kiota_serialization_json/json_parse_node.py b/packages/serialization/json/kiota_serialization_json/json_parse_node.py
index e19047d..c8a0166 100644
--- a/packages/serialization/json/kiota_serialization_json/json_parse_node.py
+++ b/packages/serialization/json/kiota_serialization_json/json_parse_node.py
@@ -42,9 +42,6 @@ def get_child_node(self, identifier: str) -> Optional[ParseNode]:
         Returns:
             Optional[ParseNode]: A new parse node for the given identifier
         """
-        if not identifier:
-            raise ValueError("identifier cannot be None or empty.")
-
         if isinstance(node := self._json_node, dict) and identifier in node:
             return self._create_new_node(node[identifier])
         return None
diff --git a/packages/serialization/json/tests/unit/test_json_parse_node.py b/packages/serialization/json/tests/unit/test_json_parse_node.py
index f342893..18ac2c9 100644
--- a/packages/serialization/json/tests/unit/test_json_parse_node.py
+++ b/packages/serialization/json/tests/unit/test_json_parse_node.py
@@ -35,6 +35,19 @@ def test_get_float_value_from_float():
     assert result == 44.6
 
 
+def test_get_child_node_not_found():
+    parse_node = JsonParseNode({"name": "Jane Smith"})
+    result = parse_node.get_child_node("age")
+    assert result is None
+
+
+def test_get_child_node_empty_name():
+    parse_node = JsonParseNode({"": "John Smith"})
+    result = parse_node.get_child_node("")
+    assert result is not None
+    assert result.get_str_value() == "John Smith"
+
+
 @pytest.mark.parametrize("value", [0, 10, 100])
 def test_get_float_value(value: int):
     """