diff --git a/third_party/2and3/dateparser.pyi b/third_party/2and3/dateparser.pyi
new file mode 100644
index 000000000..3c64a9ec3
--- /dev/null
+++ b/third_party/2and3/dateparser.pyi
@@ -0,0 +1,15 @@
+import datetime
+from typing import Any, List, Mapping, Optional, Set, Tuple, Union
+
+__version__: str
+
+def parse(
+    date_string: str,
+    date_formats: Optional[Union[List[str], Tuple[str], Set[str]]] = ...,
+    languages: Optional[Union[List[str], Tuple[str], Set[str]]] = ...,
+    locales: Optional[Union[List[str], Tuple[str], Set[str]]] = ...,
+    region: Optional[str] = ...,
+    settings: Optional[Mapping[str, Any]] = ...,
+) -> Optional[datetime.datetime]: ...
+
+def __getattr__(name: str) -> Any: ...  # incomplete