Nicklaus is a distinctive boys' name in United States, ranking #7535 in 2025 with 11 recorded births. The name reached its all-time peak in 1997 with 156 births ranking #891. Since 1996, the popularity has decreased by 90.8%. In 2025, approximately 1 in every 155,280 boys born was named Nicklaus. FALLING Recent data shows the name is currently falling.