Oswaldo is a distinctive boys' name in United States, ranking #2533 in 2020 with 51 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has decreased by 54.5%. In 2020, approximately 1 in every 33,825 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.