Nicklaus is a distinctive boys' name in United States, ranking #1503 in 2005 with 96 recorded births. The name reached its all-time peak in 1997 with 156 births ranking #891. Since 1996, the popularity has decreased by 20.0%. In 2005, approximately 1 in every 20,804 boys born was named Nicklaus. FALLING Recent data shows the name is currently falling.