Fintan is a distinctive boys' name in United States, ranking #10392 in 2004 with 6 recorded births. This places Fintan in the bottom 21% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2010 with 27 births ranking #3847. In 2004, approximately 1 in every 330,800 boys born was named Fintan. FALLING Recent data shows the name is currently falling.