Benn is a distinctive boys' name in England & Wales, ranking #728 in 2001 with 24 recorded births. The name reached its all-time peak in 1996 with 49 births ranking #419. Since 1996, the popularity has decreased by 51.0%. In 2001, approximately 1 in every 11,992 boys born was named Benn. FALLING Recent data shows the name is currently falling.