Duff - name meaning and origin

The boy's name Duff \d(u)-ff\ is of Gaelic origin, and its meaning is "swarthy". From the Gaelic "dubh", meaning "dark" as a personal characteristic.

Duff has 3 variant forms: Duffey, Duffie and Duffy.

Baby names that sound like Duff are Daffy, Davy, Davi, Dave, Daw, Dev, Dov and Dow.

Duff is a very rare male first name and a very popular surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name Duff. Compare Duff with related baby names.