Oswaldo is a distinctive boys' name in United States, ranking #748 in 2003 with 240 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has increased by 114.3%. In 2003, approximately 1 in every 8,230 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.