Alphonso is a distinctive boys' name in United States, ranking #1314 in 1996 with 83 recorded births. This places Alphonso in the top 12% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 83 births ranking #1314. In 1996, approximately 1 in every 22,822 boys born was named Alphonso. STABLE Recent data shows the name is currently stable.