Kirsti is a distinctive girls' name in United States, ranking #11296 in 2000 with 8 recorded births. The name reached its all-time peak in 1996 with 26 births ranking #4123. Since 1996, the popularity has decreased by 69.2%. In 2000, approximately 1 in every 226,997 girls born was named Kirsti. RISING Recent data shows the name is currently rising.