Kearstin is a distinctive girls' name in United States, ranking #14254 in 2012 with 7 recorded births. The name reached its all-time peak in 2002 with 43 births ranking #3267. Since 1996, the popularity has decreased by 81.6%. In 2012, approximately 1 in every 251,535 girls born was named Kearstin. FALLING Recent data shows the name is currently falling.