Waldo is a distinctive boys' name in United States, ranking #4637 in 1998 with 15 recorded births. This places Waldo in the top 41% 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. Since 1996, the popularity has increased by 15.4%. In 1998, approximately 1 in every 127,421 boys born was named Waldo. STABLE Recent data shows the name is currently stable.