Romulo is a distinctive boys' name in United States, ranking #10401 in 2015 with 7 recorded births. This places Romulo in the bottom 26% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 13 births ranking #5260. Since 1996, the popularity has decreased by 12.5%. In 2015, approximately 1 in every 273,751 boys born was named Romulo. FALLING Recent data shows the name is currently falling.