Kortni is a distinctive girls' name in United States, ranking #4833 in 2002 with 25 recorded births. The name reached its all-time peak in 1997 with 70 births ranking #2034. Since 1996, the popularity has decreased by 43.2%. In 2002, approximately 1 in every 71,873 girls born was named Kortni. RISING Recent data shows the name is currently rising.