Jeronimo is a distinctive boys' name in United States, ranking #3904 in 1999 with 19 recorded births. The name reached its all-time peak in 2025 with 82 births ranking #1911. Since 1996, the popularity has decreased by 34.5%. In 1999, approximately 1 in every 101,057 boys born was named Jeronimo. STABLE Recent data shows the name is currently stable.