Clifton is a distinctive boys' name in United States, ranking #946 in 2003 with 173 recorded births. The name reached its all-time peak in 1998 with 240 births ranking #696. Since 1996, the popularity has decreased by 25.4%. In 2003, approximately 1 in every 11,418 boys born was named Clifton. FALLING Recent data shows the name is currently falling.