diff --git a/narwhals/_arrow/namespace.py b/narwhals/_arrow/namespace.py
index 266fbc68f..ecdffc2e5 100644
--- a/narwhals/_arrow/namespace.py
+++ b/narwhals/_arrow/namespace.py
@@ -70,7 +70,7 @@ def _create_expr_from_series(self, series: ArrowSeries) -> ArrowExpr:
     def _create_series_from_scalar(self, value: Any, series: ArrowSeries) -> ArrowSeries:
         from narwhals._arrow.series import ArrowSeries
 
-        return ArrowSeries.from_iterable(
+        return ArrowSeries._from_iterable(
             [value],
             name=series.name,
         )
diff --git a/narwhals/_arrow/series.py b/narwhals/_arrow/series.py
index dd0791f4c..66a3aa1b6 100644
--- a/narwhals/_arrow/series.py
+++ b/narwhals/_arrow/series.py
@@ -35,7 +35,7 @@ def _from_series(self, series: Any) -> Self:
         )
 
     @classmethod
-    def from_iterable(cls: type[Self], data: Iterable[Any], name: str) -> Self:
+    def _from_iterable(cls: type[Self], data: Iterable[Any], name: str) -> Self:
         return cls(
             native_series_from_iterable(
                 data, name=name, index=None, implementation="arrow"
diff --git a/narwhals/_pandas_like/namespace.py b/narwhals/_pandas_like/namespace.py
index e90a197a2..5227f22c3 100644
--- a/narwhals/_pandas_like/namespace.py
+++ b/narwhals/_pandas_like/namespace.py
@@ -70,7 +70,7 @@ def _create_expr_from_callable(  # noqa: PLR0913
     def _create_series_from_scalar(
         self, value: Any, series: PandasSeries
     ) -> PandasSeries:
-        return PandasSeries.from_iterable(
+        return PandasSeries._from_iterable(
             [value],
             name=series._series.name,
             index=series._series.index[0:1],
@@ -111,7 +111,7 @@ def all(self) -> PandasExpr:
 
     def lit(self, value: Any, dtype: dtypes.DType | None) -> PandasExpr:
         def _lit_pandas_series(df: PandasDataFrame) -> PandasSeries:
-            pandas_series = PandasSeries.from_iterable(
+            pandas_series = PandasSeries._from_iterable(
                 data=[value],
                 name="lit",
                 index=df._dataframe.index[0:1],
@@ -154,7 +154,7 @@ def min(self, *column_names: str) -> PandasExpr:
     def len(self) -> PandasExpr:
         return PandasExpr(
             lambda df: [
-                PandasSeries.from_iterable(
+                PandasSeries._from_iterable(
                     [len(df._dataframe)],
                     name="len",
                     index=[0],
diff --git a/narwhals/_pandas_like/series.py b/narwhals/_pandas_like/series.py
index 620fb3b73..001c899aa 100644
--- a/narwhals/_pandas_like/series.py
+++ b/narwhals/_pandas_like/series.py
@@ -127,7 +127,7 @@ def _from_series(self, series: Any) -> Self:
         )
 
     @classmethod
-    def from_iterable(
+    def _from_iterable(
         cls: type[Self], data: Iterable[Any], name: str, index: Any, implementation: str
     ) -> Self:
         return cls(