Kerstin is a distinctive girls' name in United States, ranking #8438 in 2012 with 14 recorded births. The name reached its all-time peak in 1998 with 97 births ranking #1662. Since 1996, the popularity has decreased by 84.4%. In 2012, approximately 1 in every 125,767 girls born was named Kerstin. STABLE Recent data shows the name is currently stable.