Waldo is a distinctive boys' name in United States, ranking #8766 in 2016 with 9 recorded births. The name reached its all-time peak in 1997 with 17 births ranking #4049. Since 1996, the popularity has decreased by 30.8%. In 2016, approximately 1 in every 210,801 boys born was named Waldo. STABLE Recent data shows the name is currently stable.