Ellyn is a distinctive girls' name in United States, ranking #4042 in 1997 with 27 recorded births. The name reached its all-time peak in 1996 with 47 births ranking #2639. Since 1996, the popularity has decreased by 42.6%. In 1997, approximately 1 in every 64,469 girls born was named Ellyn. FALLING Recent data shows the name is currently falling.