Fermin is a distinctive boys' name in United States, ranking #3880 in 2025 with 28 recorded births. The name reached its all-time peak in 2006 with 82 births ranking #1715. Since 1996, the popularity has decreased by 53.3%. In 2025, approximately 1 in every 61,003 boys born was named Fermin. STABLE Recent data shows the name is currently stable.