Leonardo is a popular boys' name in United States, ranking #91 in 2025 with 3,789 recorded births. The name reached its all-time peak in 2019 with 4,425 births ranking #86. Since 1996, the popularity has increased by 547.7%. In 2025, approximately 1 in every 451 boys born was named Leonardo. STABLE Recent data shows the name is currently stable.