Kourtnie is a distinctive girls' name in United States, ranking #8507 in 2006 with 14 recorded births. The name reached its all-time peak in 1996 with 31 births ranking #3591. Since 1996, the popularity has decreased by 54.8%. In 2006, approximately 1 in every 135,791 girls born was named Kourtnie. FALLING Recent data shows the name is currently falling.