Alphonso is a distinctive boys' name in United States, ranking #3381 in 2010 with 32 recorded births. The name reached its all-time peak in 1996 with 83 births ranking #1314. Since 1996, the popularity has decreased by 61.4%. In 2010, approximately 1 in every 59,950 boys born was named Alphonso. STABLE Recent data shows the name is currently stable.