Nastassia is a distinctive girls' name in United States, ranking #9559 in 2019 with 11 recorded births. The name reached its all-time peak in 1998 with 22 births ranking #4898. Since 1996, the popularity has decreased by 15.4%. In 2019, approximately 1 in every 152,507 girls born was named Nastassia. FALLING Recent data shows the name is currently falling.