Fatimid

Concise Oxford English Dictionary © 2008 Oxford University Press:
Fatimid /ˈfatɪmɪd/

▶noun a member of a dynasty which ruled in parts of northern Africa, Egypt, and Syria from 909 to 1171.

– derivatives
Fatimite noun.

– origin named after Fatima, youngest daughter of Muhammad, from whom the dynasty is said to have descended.