Alannah is a distinctive girls' name in England & Wales, ranking #796 in 2022 with 45 recorded births. The name reached its all-time peak in 2017 with 103 births ranking #427. Since 1996, the popularity has decreased by 47.1%. In 2022, approximately 1 in every 5,856 girls born was named Alannah. RISING Recent data shows the name is currently rising.