Cortnee is a distinctive girls' name in United States, ranking #5950 in 2002 with 19 recorded births. The name reached its all-time peak in 1997 with 25 births ranking #4252. Since 1996, the popularity has decreased by 20.8%. In 2002, approximately 1 in every 94,569 girls born was named Cortnee. FALLING Recent data shows the name is currently falling.