Allen is a moderately popular boys' name in United States, ranking #287 in 2007 with 1,197 recorded births. The name reached its all-time peak in 1996 with 1,468 births ranking #212. Since 1996, the popularity has decreased by 18.5%. In 2007, approximately 1 in every 1,734 boys born was named Allen. FALLING Recent data shows the name is currently falling.