Walter Smith Baldwin Jr. (January 2, 1889 − January 27, 1977) was an American character actor whose career spanned five decades and 150 film and television roles, and numerous stage performances. Baldwin was born in Lima, Ohio, into a theatrical family: his father Walter S. Baldwin Sr. and mother Pearl Melville (a sister of Rose Melville) were both actors. He joined his parents' stock company, and in 1915 married fellow actor Geraldine Blair.