Oswaldo is a distinctive boys' name in United States, ranking #846 in 2001 with 191 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has increased by 70.5%. In 2001, approximately 1 in every 10,172 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.