55%RatingSave Gender Masculine Usage English (Rare) Pronounced Pron. DUF [key·IPA] Meaning & History From a Scottish or Irish surname, derived from Anglicized spellings of Gaelic dubh meaning "dark". Related Names User SubmissionDuff PopularityDetails Last ranked #943 in 1882 United States Categories bass guitarists, body parts, Charles Dickens characters, currently out of the US top 1000, dark, Disney characters, Kim Possible characters