Nicklaus is a distinctive boys' name in United States, ranking #991 in 2000 with 150 recorded births. The name reached its all-time peak in 1997 with 156 births ranking #891. Since 1996, the popularity has increased by 25.0%. In 2000, approximately 1 in every 13,093 boys born was named Nicklaus. FALLING Recent data shows the name is currently falling.