Allanah is a distinctive girls' name in United States, ranking #6643 in 2020 with 17 recorded births. The name reached its all-time peak in 2006 with 63 births ranking #2779. Since 1996, the popularity has increased by 41.7%. In 2020, approximately 1 in every 95,030 girls born was named Allanah. FALLING Recent data shows the name is currently falling.