diff --git a/pandas/tests/frame/test_constructors.py b/pandas/tests/frame/test_constructors.py
index 3c1614ac9f153..23d24e2f3cecb 100644
--- a/pandas/tests/frame/test_constructors.py
+++ b/pandas/tests/frame/test_constructors.py
@@ -1203,6 +1203,12 @@ def test_constructor_DataFrame(self, float_frame):
         df_casted = DataFrame(float_frame, dtype=np.int64)
         assert df_casted.values.dtype == np.int64
 
+    def test_constructor_empty_dataframe(self):
+        # GH 20624
+        actual = DataFrame(DataFrame(), dtype="object")
+        expected = DataFrame([], dtype="object")
+        tm.assert_frame_equal(actual, expected)
+
     def test_constructor_more(self, float_frame):
         # used to be in test_matrix.py
         arr = np.random.randn(10)