Oswaldo is a distinctive boys' name in United States, ranking #1617 in 2011 with 95 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has decreased by 15.2%. In 2011, approximately 1 in every 19,989 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.