Leonidas is a distinctive boys' name in United States, ranking #508 in 2024 with 597 recorded births. The name reached its all-time peak in 2022 with 758 births ranking #421. Since 1996, the popularity has increased by 5,870.0%. In 2024, approximately 1 in every 2,873 boys born was named Leonidas. FALLING Recent data shows the name is currently falling.