Alphonso is a distinctive boys' name in United States, ranking #5026 in 2022 with 19 recorded births. The name reached its all-time peak in 1996 with 83 births ranking #1314. Since 1996, the popularity has decreased by 77.1%. In 2022, approximately 1 in every 91,809 boys born was named Alphonso. STABLE Recent data shows the name is currently stable.