Alanah is a distinctive girls' name in England & Wales, ranking #1939 in 2020 with 14 recorded births. The name reached its all-time peak in 2005 with 40 births ranking #736. Since 1996, the popularity has decreased by 41.7%. In 2020, approximately 1 in every 19,172 girls born was named Alanah. FALLING Recent data shows the name is currently falling.