Langdon Bay Creek is a creek in Mound, Minnesota, United States. It is the outflow for, and connects, Lake Langdon (or Bay) to Mound's Lost Lake, which is part of Lake Minnetonka. Its length is perhaps long and it runs west to east. It is unnavigable and passes under Commerce Boulevard through a culvert. It has also been known as Sollie's Creek, named after the uncles of the Andrews Sisters who owned a grocery store to the south of it.
