Brendan is a moderately popular boys' name in United States, ranking #185 in 2006 with 2,171 recorded births. The name reached its all-time peak in 1999 with 3,994 births ranking #96. Since 1996, the popularity has decreased by 22.8%. In 2006, approximately 1 in every 947 boys born was named Brendan. FALLING Recent data shows the name is currently falling.