Alonzo is a distinctive boys' name in United States, ranking #568 in 2012 with 454 recorded births. This places Alonzo in the top 4% of ranked US boys' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2022 with 651 births ranking #471. Since 1996, the popularity has increased by 11.5%. In 2012, approximately 1 in every 4,178 boys born was named Alonzo. STABLE Recent data shows the name is currently stable.