Brendan is a moderately popular boys' name in United States, ranking #450 in 2016 with 688 recorded births. The name reached its all-time peak in 1999 with 3,994 births ranking #96. Since 1996, the popularity has decreased by 75.5%. In 2016, approximately 1 in every 2,758 boys born was named Brendan. FALLING Recent data shows the name is currently falling.