Oswaldo is a distinctive boys' name in United States, ranking #965 in 2008 with 208 recorded births. The name reached its all-time peak in 2006 with 461 births ranking #549. Since 1996, the popularity has increased by 85.7%. In 2008, approximately 1 in every 9,807 boys born was named Oswaldo. STABLE Recent data shows the name is currently stable.