Allanah is a distinctive girls' name in England & Wales, ranking #1715 in 2004 with 12 recorded births. The name reached its all-time peak in 1998 with 20 births ranking #1036. Since 1996, the popularity has decreased by 29.4%. In 2004, approximately 1 in every 23,821 girls born was named Allanah. STABLE Recent data shows the name is currently stable.