Alphonzo is a distinctive boys' name in United States, ranking #5144 in 2002 with 14 recorded births. The name reached its all-time peak in 1996 with 19 births ranking #3550. Since 1996, the popularity has decreased by 26.3%. In 2002, approximately 1 in every 138,677 boys born was named Alphonzo. RISING Recent data shows the name is currently rising.