Leannah is a distinctive girls' name in United States, ranking #8673 in 2016 with 13 recorded births. The name reached its all-time peak in 2011 with 19 births ranking #6746. Since 1996, the popularity has increased by 116.7%. In 2016, approximately 1 in every 136,268 girls born was named Leannah. FALLING Recent data shows the name is currently falling.