Fallyn is a distinctive girls' name in United States, ranking #5503 in 1999 with 19 recorded births. The name reached its all-time peak in 2015 with 84 births ranking #2241. Since 1996, the popularity has decreased by 17.4%. In 1999, approximately 1 in every 93,357 girls born was named Fallyn. FALLING Recent data shows the name is currently falling.