Alenna is a distinctive girls' name in United States, ranking #6189 in 2010 with 21 recorded births. The name reached its all-time peak in 2015 with 35 births ranking #4148. Since 1996, the popularity has increased by 320.0%. In 2010, approximately 1 in every 84,635 girls born was named Alenna. STABLE Recent data shows the name is currently stable.