Kierstin is a distinctive girls' name in United States, ranking #5893 in 2016 with 22 recorded births. The name reached its all-time peak in 2005 with 174 births ranking #1284. Since 1996, the popularity has decreased by 81.8%. In 2016, approximately 1 in every 80,522 girls born was named Kierstin. FALLING Recent data shows the name is currently falling.