Chastin is a distinctive girls' name in United States, ranking #13873 in 2001 with 6 recorded births. The name reached its all-time peak in 1997 with 10 births ranking #8478. Since 1996, the popularity has decreased by 33.3%. In 2001, approximately 1 in every 300,093 girls born was named Chastin. FALLING Recent data shows the name is currently falling.