Kourtnie is a distinctive girls' name in United States, ranking #5407 in 2000 with 21 recorded births. The name reached its all-time peak in 1996 with 31 births ranking #3591. Since 1996, the popularity has decreased by 32.3%. In 2000, approximately 1 in every 86,475 girls born was named Kourtnie. FALLING Recent data shows the name is currently falling.