Kristoff is a distinctive boys' name in United States, ranking #3274 in 2014 with 34 recorded births. The name reached its all-time peak in 2015 with 41 births ranking #2886. Since 1996, the popularity has increased by 183.3%. In 2014, approximately 1 in every 56,484 boys born was named Kristoff. FALLING Recent data shows the name is currently falling.