Alanah is a distinctive girls' name in United States, ranking #2398 in 1998 with 58 recorded births. The name reached its all-time peak in 2008 with 223 births ranking #1152. Since 1996, the popularity has decreased by 12.1%. In 1998, approximately 1 in every 30,464 girls born was named Alanah. FALLING Recent data shows the name is currently falling.