Alfonzo is a distinctive boys' name in United States, ranking #3445 in 2016 with 32 recorded births. The name reached its all-time peak in 1996 with 59 births ranking #1639. Since 1996, the popularity has decreased by 45.8%. In 2016, approximately 1 in every 59,288 boys born was named Alfonzo. RISING Recent data shows the name is currently rising.