Diego is a moderately popular boys' name in United States, ranking #126 in 2021 with 2,924 recorded births. The name reached its all-time peak in 2006 with 8,403 births ranking #56. Since 1996, the popularity has increased by 111.7%. In 2021, approximately 1 in every 598 boys born was named Diego. FALLING Recent data shows the name is currently falling.