Allanah is a distinctive girls' name in United States, ranking #4983 in 2010 with 28 recorded births. The name reached its all-time peak in 2006 with 63 births ranking #2779. Since 1996, the popularity has increased by 133.3%. In 2010, approximately 1 in every 63,476 girls born was named Allanah. FALLING Recent data shows the name is currently falling.