Brett comes from a Middle English surname, meaning "a Breton." (Referring to an inhabitant of Brittany).
George Brett's birth name is George Howard Brett.
Nick Brett's birth name is Nicholas Brett.
Brett Perriman's birth name is Brett R. Perriman.
Brett Comden's birth name is Brett Thomas Comden.
Brett Levenson's birth name is Brett Hunter Levenson.
Brett Laurence's birth name is Brett Laurence Fishman.
Brett Benson's birth name is Brett Peter Benson.
Brett Erlich's birth name is Brett Michaels Erlich.
Brett Favre's birth name is Favre, Brett Lorenzo.
Brett Coy's birth name is Brett Alan Coy.
Brett Dahlenburg's birth name is Brett William Dahlenburg.