Lionardo is a distinctive boys' name in United States, ranking #10360 in 2012 with 7 recorded births. The name reached its all-time peak in 2014 with 11 births ranking #7349. Since 1996, the popularity has increased by 16.7%. In 2012, approximately 1 in every 270,946 boys born was named Lionardo. FALLING Recent data shows the name is currently falling.