Brett is a distinctive boys' name in United States, ranking #820 in 2019 with 275 recorded births. The name reached its all-time peak in 1996 with 3,577 births ranking #110. Since 1996, the popularity has decreased by 92.3%. In 2019, approximately 1 in every 6,521 boys born was named Brett. FALLING Recent data shows the name is currently falling.