Flint is a distinctive boys' name in United States, ranking #6353 in 2005 with 12 recorded births. 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.