Kortni is a distinctive girls' name in United States, ranking #10217 in 2018 with 10 recorded births. The name reached its all-time peak in 1997 with 70 births ranking #2034. Since 1996, the popularity has decreased by 77.3%. In 2018, approximately 1 in every 170,042 girls born was named Kortni. RISING Recent data shows the name is currently rising.