Benn is a distinctive boys' name in England & Wales, ranking #746 in 2003 with 28 recorded births. The name reached its all-time peak in 1996 with 49 births ranking #419. Since 1996, the popularity has decreased by 42.9%. In 2003, approximately 1 in every 10,697 boys born was named Benn. FALLING Recent data shows the name is currently falling.