Brett is a moderately popular boys' name in England & Wales, ranking #461 in 2005 with 61 recorded births. The name reached its all-time peak in 1996 with 214 births ranking #159. Since 1996, the popularity has decreased by 71.5%. In 2005, approximately 1 in every 5,073 boys born was named Brett. FALLING Recent data shows the name is currently falling.