Kerstin is a distinctive girls' name in United States, ranking #6431 in 2009 with 21 recorded births. The name reached its all-time peak in 1998 with 97 births ranking #1662. Since 1996, the popularity has decreased by 76.7%. In 2009, approximately 1 in every 87,470 girls born was named Kerstin. STABLE Recent data shows the name is currently stable.