Kourtnie is a distinctive girls' name in United States, ranking #9843 in 2015 with 11 recorded births. The name reached its all-time peak in 1996 with 31 births ranking #3591. Since 1996, the popularity has decreased by 64.5%. In 2015, approximately 1 in every 162,241 girls born was named Kourtnie. FALLING Recent data shows the name is currently falling.