diff --git a/dataclasses_json/cfg.py b/dataclasses_json/cfg.py
index 0ad72392..bf1cba28 100644
--- a/dataclasses_json/cfg.py
+++ b/dataclasses_json/cfg.py
@@ -60,6 +60,7 @@ def config(metadata: dict = None, *,
            letter_case: Union[Callable[[str], str], LetterCase, None] = None,
            undefined: Optional[Union[str, Undefined]] = None,
            field_name: str = None,
+           field_class_name: bool = False,
            exclude: Union[Callable[[str, T], bool], Exclude, None] = None,
            ) -> Dict[str, dict]:
     if metadata is None:
@@ -86,6 +87,9 @@ def override(_, _field_name=field_name):  # type:ignore
                 return _field_name
         letter_case = override
 
+    if field_class_name is not None:
+        lib_metadata['field_class_name'] = field_class_name
+
     if letter_case is not None:
         lib_metadata['letter_case'] = letter_case
 
diff --git a/dataclasses_json/core.py b/dataclasses_json/core.py
index fb7f0e6b..ac235aa2 100644
--- a/dataclasses_json/core.py
+++ b/dataclasses_json/core.py
@@ -29,7 +29,7 @@
 
 Json = Union[dict, list, str, int, float, bool, None]
 
-confs = ['encoder', 'decoder', 'mm_field', 'letter_case', 'exclude']
+confs = ['encoder', 'decoder', 'mm_field', 'letter_case', 'exclude', 'field_class_name']
 FieldOverride = namedtuple('FieldOverride', confs)
 
 
@@ -83,6 +83,8 @@ def _user_overrides_or_exts(cls):
             field_config['decoder'] = field_metadata['decoder']
         if 'mm_field' in field_metadata:
             field_config['mm_field'] = field_metadata['mm_field']
+        if 'field_class_name' in field_metadata:
+            field_config['field_class_name'] = field_metadata['field_class_name']
         # then apply class-level overrides or extensions
         field_config.update(cls_config)
         # last apply field-level overrides or extensions
@@ -366,6 +368,8 @@ def _asdict(obj, encode_json=False):
                     getattr(obj, field.name),
                     encode_json=encode_json
                 )
+            if overrides[field.name].field_class_name:
+                field.name = type(getattr(obj, field.name)).__name__
             result.append((field.name, value))
 
         result = _handle_undefined_parameters_safe(cls=obj, kvs=dict(result),