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Family name
Meaning Diminutive of Bartholomew (patronymic); "one who held land on condition of supplying food to those billeted on him by the chief"; "public victualler"
Region of origin Scottish borders, Ireland
Related names Bate, Beattie, Beaty, Beatey, Betagh, Betty, MacCaffrey, McCaffrey, MacVitty, MacWatty, MacWattie, Watson
Clan affiliations MacBain

Beatty is a surname of Scottish and Irish origin. In the Scottish case, some have thought that it is derived from the name Bartholomew, which was often shortened to Bate or Baty. Male descendants were then often called Beatty, or similar derivations like Beattie or Beatey.