Alyx is a distinctive girls' name in United States, ranking #4862 in 2015 with 28 recorded births. The name reached its all-time peak in 1996 with 55 births ranking #2372. Since 1996, the popularity has decreased by 49.1%. In 2015, approximately 1 in every 63,738 girls born was named Alyx. FALLING Recent data shows the name is currently falling.