Alejo is a distinctive boys' name in United States, ranking #3835 in 1996 with 17 recorded births. This places Alejo in the top 36% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 22 births ranking #4544. In 1996, approximately 1 in every 111,425 boys born was named Alejo. RISING Recent data shows the name is currently rising.