Nicklaus is a distinctive boys' name in United States, ranking #5452 in 2015 with 17 recorded births. The name reached its all-time peak in 1997 with 156 births ranking #891. Since 1996, the popularity has decreased by 85.8%. In 2015, approximately 1 in every 112,721 boys born was named Nicklaus. FALLING Recent data shows the name is currently falling.