The origin of the name Duff is Scottish and the Coat of Arms contains A gold shield with a red lion rampant. The Crest is A red demi lion rampant holding a silver sword, hilted and pommelled gold.
The family motto is Deus Juvat.
Spelling variations include: Duff, MacDuff and others.
First found in Perthshire where they were seated from very ancient times, some say well before the Norman Conquest and the arrival of Duke William at Hastings in 1066 A.D.
Some of the first settlers of this name or some of its variants were: Captain Duff who settled in Boston in 1763; Anne Duff settled in Jamaica in 1774; Donald Duff settled in S.Carolina in 1716; John Duff settled in Pennsylvania in 1772.