Mariano is a distinctive boys' name in United States, ranking #997 in 1998 with 138 recorded births. The name reached its all-time peak in 2022 with 215 births ranking #1030. Since 1996, the popularity has increased by 48.4%. In 1998, approximately 1 in every 13,850 boys born was named Mariano. STABLE Recent data shows the name is currently stable.