Justo is a distinctive boys' name in United States, ranking #13188 in 2016 with 5 recorded births. The name reached its all-time peak in 1998 with 29 births ranking #2824. Since 1996, the popularity has decreased by 77.3%. In 2016, approximately 1 in every 379,442 boys born was named Justo. FALLING Recent data shows the name is currently falling.