Betheny is a distinctive girls' name in United States, ranking #17435 in 2010 with 5 recorded births. The name reached its all-time peak in 1996 with 10 births ranking #8229. Since 1996, the popularity has decreased by 50.0%. In 2010, approximately 1 in every 355,465 girls born was named Betheny. STABLE Recent data shows the name is currently stable.