Romulo is a distinctive boys' name in United States, ranking #5260 in 1999 with 13 recorded births. The name reached its all-time peak in 1999 with 13 births ranking #5260. Since 1996, the popularity has increased by 62.5%. In 1999, approximately 1 in every 147,699 boys born was named Romulo. FALLING Recent data shows the name is currently falling.