Allena is a distinctive girls' name in United States, ranking #5216 in 2011 with 26 recorded births. The name reached its all-time peak in 2007 with 57 births ranking #3050. Since 1996, the popularity has decreased by 23.5%. In 2011, approximately 1 in every 67,646 girls born was named Allena. FALLING Recent data shows the name is currently falling.