Alannah is a distinctive girls' name in United States, ranking #993 in 2019 with 260 recorded births. The name reached its all-time peak in 2015 with 370 births ranking #762. Since 1996, the popularity has increased by 130.1%. In 2019, approximately 1 in every 6,452 girls born was named Alannah. FALLING Recent data shows the name is currently falling.