Olaf is a distinctive boys' name in United States, ranking #5220 in 2015 with 18 recorded births. This places Olaf in the top 37% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 22 births ranking #4495. Since 1996, the popularity has increased by 80.0%. In 2015, approximately 1 in every 106,459 boys born was named Olaf. STABLE Recent data shows the name is currently stable.