Alphonzo is a distinctive boys' name in United States, ranking #6545 in 2004 with 11 recorded births. The name reached its all-time peak in 1996 with 19 births ranking #3550. Since 1996, the popularity has decreased by 42.1%. In 2004, approximately 1 in every 180,437 boys born was named Alphonzo. RISING Recent data shows the name is currently rising.