Oswaldo is a distinctive boys' name in United States, ranking #1128 in 1998 with 113 recorded births. This places Oswaldo in the top 10% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 461 births ranking #549. In 1998, approximately 1 in every 16,914 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.