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 Benson's birth name is Brett Peter Benson.
Brett Potter's birth name is Brett Michael Potter.
Brett Perriman's birth name is Brett R. Perriman.
Brett Novek's birth name is Brett M. Novek.
Brett Rigby's birth name is Brett DePree Rigby.
Brett Shumway's birth name is Brett Christian Shumway.
Brett Tomko's birth name is Brett Daniel Tomko.
Brett Pausina's birth name is Brett Claire Pausina.
Brett Maxie's birth name is Brett Derrell Maxie.