pandas-dev
diff --git a/‎pandas-stubs/core/dtypes/common.pyi
+3-1 b/‎pandas-stubs/core/dtypes/common.pyi
+3-1
@@ -28,7 +28,9 @@ from pandas.core.dtypes.inference import (
     is_scalar as is_scalar,
 )
 
-_ArrayOrDtype: TypeAlias = Union[ArrayLike, npt.DTypeLike, pd.Series, pd.DataFrame]
+_ArrayOrDtype: TypeAlias = Union[
+    ArrayLike, npt.DTypeLike, pd.Series, pd.DataFrame, pd.Index
+]
 
 def is_object_dtype(arr_or_dtype: _ArrayOrDtype) -> bool: ...
 def is_sparse(arr: ArrayLike | pd.Series | pd.DataFrame) -> bool: ...
Original file line number	Diff line number	Diff line change
`@@ -28,7 +28,9 @@ from pandas.core.dtypes.inference import (`
`28`	`28`	`is_scalar as is_scalar,`
`29`	`29`	`)`
`30`	`30`
`31`		`-_ArrayOrDtype: TypeAlias = Union[ArrayLike, npt.DTypeLike, pd.Series, pd.DataFrame]`
	`31`	`+_ArrayOrDtype: TypeAlias = Union[`
	`32`	`+ ArrayLike, npt.DTypeLike, pd.Series, pd.DataFrame, pd.Index`
	`33`	`+]`
`32`	`34`
`33`	`35`	`def is_object_dtype(arr_or_dtype: _ArrayOrDtype) -> bool: ...`
`34`	`36`	`def is_sparse(arr: ArrayLike \| pd.Series \| pd.DataFrame) -> bool: ...`