Oswaldo is a distinctive boys' name in United States, ranking #1810 in 2014 with 83 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has decreased by 25.9%. In 2014, approximately 1 in every 23,138 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.