diff --git a/python/cudf_polars/cudf_polars/dsl/expressions/datetime.py b/python/cudf_polars/cudf_polars/dsl/expressions/datetime.py
index af621a6e0fae..ec60024c1b01 100644
--- a/python/cudf_polars/cudf_polars/dsl/expressions/datetime.py
+++ b/python/cudf_polars/cudf_polars/dsl/expressions/datetime.py
@@ -108,6 +108,8 @@ def from_polars(cls, obj: pl_expr.TemporalFunction) -> Self:
         *_COMPONENT_MAP.keys(),
         Name.IsLeapYear,
         Name.OrdinalDay,
+        Name.Week,
+        Name.IsoYear,
         Name.MonthStart,
         Name.MonthEnd,
     }
@@ -140,6 +142,30 @@ def do_evaluate(
             for child in self.children
         ]
         (column,) = columns
+        if self.name is TemporalFunction.Name.Week:
+            result = plc.strings.convert.convert_integers.to_integers(
+                plc.strings.convert.convert_datetime.from_timestamps(
+                    column.obj,
+                    format="%V",
+                    input_strings_names=plc.interop.from_arrow(
+                        pa.array([], type=pa.string())
+                    ),
+                ),
+                plc.types.DataType(plc.types.TypeId.INT8),
+            )
+            return Column(result)
+        if self.name is TemporalFunction.Name.IsoYear:
+            result = plc.strings.convert.convert_integers.to_integers(
+                plc.strings.convert.convert_datetime.from_timestamps(
+                    column.obj,
+                    format="%G",
+                    input_strings_names=plc.interop.from_arrow(
+                        pa.array([], type=pa.string())
+                    ),
+                ),
+                plc.types.DataType(plc.types.TypeId.INT32),
+            )
+            return Column(result)
         if self.name is TemporalFunction.Name.MonthStart:
             ends = plc.datetime.last_day_of_month(column.obj)
             days_to_subtract = plc.datetime.days_in_month(column.obj)
diff --git a/python/cudf_polars/tests/expressions/test_datetime_basic.py b/python/cudf_polars/tests/expressions/test_datetime_basic.py
index 4dfe691af3e0..73735255b9fa 100644
--- a/python/cudf_polars/tests/expressions/test_datetime_basic.py
+++ b/python/cudf_polars/tests/expressions/test_datetime_basic.py
@@ -224,3 +224,44 @@ def test_ordinal_day(start_date, end_date):
     )
 
     assert_gpu_result_equal(q)
+
+
+def test_isoweek():
+    df = pl.DataFrame(
+        {
+            "date": [
+                datetime.date(1999, 12, 27),
+                datetime.date(2000, 1, 3),
+                datetime.date(2000, 6, 15),
+                datetime.date(2000, 12, 31),
+                datetime.date(2001, 1, 1),
+                datetime.date(2001, 12, 30),
+                datetime.date(2002, 1, 1),
+            ]
+        }
+    ).lazy()
+
+    q = df.with_columns(pl.col("date").dt.week().alias("isoweek"))
+
+    assert_gpu_result_equal(q)
+
+
+def test_isoyear():
+    df = pl.DataFrame(
+        {
+            "date": [
+                datetime.date(1999, 12, 27),
+                datetime.date(2000, 1, 3),
+                datetime.date(2000, 2, 29),
+                datetime.date(2000, 6, 15),
+                datetime.date(2000, 12, 31),
+                datetime.date(2001, 1, 1),
+                datetime.date(2001, 12, 30),
+                datetime.date(2002, 1, 1),
+            ]
+        }
+    ).lazy()
+
+    q = df.with_columns(pl.col("date").dt.iso_year().alias("isoyear"))
+
+    assert_gpu_result_equal(q)