Kerstin is a distinctive girls' name in United States, ranking #5169 in 2007 with 28 recorded births. This places Kerstin in the top 25% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 97 births ranking #1662. Since 1996, the popularity has decreased by 68.9%. In 2007, approximately 1 in every 68,659 girls born was named Kerstin. STABLE Recent data shows the name is currently stable.