Leonidas is a distinctive boys' name in United States, ranking #510 in 2025 with 591 recorded births. The name reached its all-time peak in 2022 with 758 births ranking #421. Since 1996, the popularity has increased by 5,810.0%. In 2025, approximately 1 in every 2,890 boys born was named Leonidas. STABLE Recent data shows the name is currently stable.
Leonidas is a striking Greek name usually linked with a lion-like meaning. It has a heroic, classical presence and still feels surprisingly usable today.
The name is famous through Leonidas, king of Sparta, which gives it an unmistakable martial and legendary feel. Modern use is helped by the popularity of dramatic ancient names.