Allanah is a distinctive girls' name in United States, ranking #4453 in 1999 with 25 recorded births. The name reached its all-time peak in 2006 with 63 births ranking #2779. Since 1996, the popularity has increased by 108.3%. In 1999, approximately 1 in every 70,951 girls born was named Allanah. FALLING Recent data shows the name is currently falling.