Kortnie is a distinctive girls' name in United States, ranking #4920 in 2001 with 24 recorded births. The name reached its all-time peak in 1996 with 30 births ranking #3682. Since 1996, the popularity has decreased by 20.0%. In 2001, approximately 1 in every 75,023 girls born was named Kortnie. RISING Recent data shows the name is currently rising.