Flint is a distinctive boys' name in United States, ranking #1961 in 2015 with 74 recorded births. The name reached its all-time peak in 2017 with 92 births ranking #1708. Since 1996, the popularity has increased by 335.3%. In 2015, approximately 1 in every 25,895 boys born was named Flint. FALLING Recent data shows the name is currently falling.