Kerstin is a distinctive girls' name in United States, ranking #1775 in 1997 with 85 recorded births. This places Kerstin in the top 11% 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. In 1997, approximately 1 in every 20,478 girls born was named Kerstin. STABLE Recent data shows the name is currently stable.