Kierstin is a distinctive girls' name in United States, ranking #4207 in 2013 with 35 recorded births. The name reached its all-time peak in 2005 with 174 births ranking #1284. Since 1996, the popularity has decreased by 71.1%. In 2013, approximately 1 in every 50,126 girls born was named Kierstin. FALLING Recent data shows the name is currently falling.