Benn is a distinctive boys' name in England & Wales, ranking #624 in 2000 with 29 recorded births. The name reached its all-time peak in 1996 with 49 births ranking #419. Since 1996, the popularity has decreased by 40.8%. In 2000, approximately 1 in every 10,109 boys born was named Benn. FALLING Recent data shows the name is currently falling.