Kerstin is a distinctive girls' name in United States, ranking #7725 in 2010 with 16 recorded births. The name reached its all-time peak in 1998 with 97 births ranking #1662. Since 1996, the popularity has decreased by 82.2%. In 2010, approximately 1 in every 111,083 girls born was named Kerstin. STABLE Recent data shows the name is currently stable.