It depends on their parent's choice
According to the census search How Many of Me, there are 130,380 people in the US with the first name of Brett. There are 6,149 people in the US with the last name of Brett.Other interesting facts:455th most popular first name98.8 percent of people with the first name Brett are maleStatistically the 6005th most popular last name3 people in the U.S. named Brett Brett
George Brett's birth name is George Howard Brett.
Nick Brett's birth name is Nicholas Brett.
Brett Comden's birth name is Brett Thomas Comden.
Brett Coy's birth name is Brett Alan Coy.
Brett Shumway's birth name is Brett Christian Shumway.
Brett Tomko's birth name is Brett Daniel Tomko.
Brett Rigby's birth name is Brett DePree Rigby.
Brett Wind's birth name is Brett Lars Wind.
Brett Waldman's birth name is Brett Jonathan Waldman.
Brett Benson's birth name is Brett Peter Benson.
Ken Brett's birth name is Kenneth Alven Brett.