Nicklaus is a distinctive boys' name in United States, ranking #1280 in 2001 with 104 recorded births. The name reached its all-time peak in 1997 with 156 births ranking #891. Since 1996, the popularity has decreased by 13.3%. In 2001, approximately 1 in every 18,681 boys born was named Nicklaus. FALLING Recent data shows the name is currently falling.