Cortney is a distinctive girls' name in United States, ranking #755 in 1999 with 296 recorded births. The name reached its all-time peak in 1996 with 467 births ranking #510. Since 1996, the popularity has decreased by 36.6%. In 1999, approximately 1 in every 5,993 girls born was named Cortney. FALLING Recent data shows the name is currently falling.