Waldo is a distinctive boys' name in United States, ranking #5306 in 1999 with 13 recorded births. This places Waldo in the top 46% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 17 births ranking #4049. In 1999, approximately 1 in every 147,699 boys born was named Waldo. STABLE Recent data shows the name is currently stable.