Alanah is a distinctive girls' name in England & Wales, ranking #1384 in 2007 with 19 recorded births. The name reached its all-time peak in 2005 with 40 births ranking #736. Since 1996, the popularity has decreased by 20.8%. In 2007, approximately 1 in every 16,111 girls born was named Alanah. FALLING Recent data shows the name is currently falling.