Randolf is a distinctive boys' name in United States, ranking #11218 in 1999 with 5 recorded births. This places Randolf in the bottom 3% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 8 births ranking #8738. In 1999, approximately 1 in every 384,017 boys born was named Randolf. RISING Recent data shows the name is currently rising.