Oswaldo is a distinctive boys' name in United States, ranking #1114 in 2000 with 127 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has increased by 13.4%. In 2000, approximately 1 in every 15,464 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.