Oswaldo is a distinctive boys' name in United States, ranking #1082 in 2009 with 172 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has increased by 53.6%. In 2009, approximately 1 in every 11,531 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.