Cortnee is a distinctive girls' name in United States, ranking #14261 in 2003 with 6 recorded births. The name reached its all-time peak in 1997 with 25 births ranking #4252. Since 1996, the popularity has decreased by 75.0%. In 2003, approximately 1 in every 304,508 girls born was named Cortnee. FALLING Recent data shows the name is currently falling.