Finneus is a distinctive boys' name in United States, ranking #12870 in 2012 with 5 recorded births. This places Finneus in the bottom 10% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2017 with 16 births ranking #5612. In 2012, approximately 1 in every 379,325 boys born was named Finneus. FALLING Recent data shows the name is currently falling.