diff --git a/python/cudf/cudf/core/series.py b/python/cudf/cudf/core/series.py
index b63261ef840..30d584c2270 100644
--- a/python/cudf/cudf/core/series.py
+++ b/python/cudf/cudf/core/series.py
@@ -2970,6 +2970,8 @@ def unique(self):
         dtype: object
         """
         res = self._column.unique()
+        if cudf.get_option("mode.pandas_compatible"):
+            return res.values
         return Series(res, name=self.name)
 
     @_cudf_nvtx_annotate
diff --git a/python/cudf/cudf/tests/test_series.py b/python/cudf/cudf/tests/test_series.py
index db1249213f8..51c6bb1634d 100644
--- a/python/cudf/cudf/tests/test_series.py
+++ b/python/cudf/cudf/tests/test_series.py
@@ -2254,3 +2254,12 @@ def test_series_nlargest_nsmallest_str_error(attr):
     assert_exceptions_equal(
         getattr(gs, attr), getattr(ps, attr), ([], {"n": 1}), ([], {"n": 1})
     )
+
+
+def test_series_unique_pandas_compatibility():
+    gs = cudf.Series([10, 11, 12, 11, 10])
+    ps = gs.to_pandas()
+    with cudf.option_context("mode.pandas_compatible", True):
+        actual = gs.unique()
+    expected = ps.unique()
+    assert_eq(actual, expected)