Kierstin is a distinctive girls' name in United States, ranking #2972 in 2011 with 58 recorded births. The name reached its all-time peak in 2005 with 174 births ranking #1284. Since 1996, the popularity has decreased by 52.1%. In 2011, approximately 1 in every 30,324 girls born was named Kierstin. FALLING Recent data shows the name is currently falling.