Lennis is a distinctive boys' name in United States, ranking #13276 in 2013 with 5 recorded births. This places Lennis in the bottom 6% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2001 with 8 births ranking #8016. In 2013, approximately 1 in every 378,251 boys born was named Lennis. FALLING Recent data shows the name is currently falling.