Flint is a distinctive boys' name in United States, ranking #6353 in 2005 with 12 recorded births. This places Flint in the top 48% 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 92 births ranking #1708. Since 1996, the popularity has decreased by 29.4%. In 2005, approximately 1 in every 166,429 boys born was named Flint. FALLING Recent data shows the name is currently falling.