Kearstin is a distinctive girls' name in United States, ranking #4178 in 1997 with 26 recorded births. The name reached its all-time peak in 2002 with 43 births ranking #3267. Since 1996, the popularity has decreased by 31.6%. In 1997, approximately 1 in every 66,948 girls born was named Kearstin. FALLING Recent data shows the name is currently falling.