Leonia is a distinctive girls' name in United States, ranking #16613 in 2008 with 6 recorded births. This places Leonia in the bottom 19% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 6 births ranking #16613. In 2008, approximately 1 in every 315,120 girls born was named Leonia. FALLING Recent data shows the name is currently falling.