Leannah is a distinctive girls' name in United States, ranking #8699 in 2009 with 14 recorded births. The name reached its all-time peak in 2011 with 19 births ranking #6746. Since 1996, the popularity has increased by 133.3%. In 2009, approximately 1 in every 131,205 girls born was named Leannah. FALLING Recent data shows the name is currently falling.