Cougar is a distinctive boys' name in United States, ranking #7535 in 2006 with 10 recorded births. The name reached its all-time peak in 2007 with 17 births ranking #5242. Since 1996, the popularity has increased by 100.0%. In 2006, approximately 1 in every 205,512 boys born was named Cougar. FALLING Recent data shows the name is currently falling.