Kristoff is a distinctive boys' name in United States, ranking #5858 in 2020 with 15 recorded births. The name reached its all-time peak in 2015 with 41 births ranking #2886. Since 1996, the popularity has increased by 25.0%. In 2020, approximately 1 in every 115,004 boys born was named Kristoff. FALLING Recent data shows the name is currently falling.