Nastassia is a distinctive girls' name in United States, ranking #13074 in 2020 with 7 recorded births. The name reached its all-time peak in 1998 with 22 births ranking #4898. Since 1996, the popularity has decreased by 46.2%. In 2020, approximately 1 in every 230,787 girls born was named Nastassia. FALLING Recent data shows the name is currently falling.