Oswaldo is a distinctive boys' name in United States, ranking #714 in 2004 with 269 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has increased by 140.2%. In 2004, approximately 1 in every 7,378 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.