Sadat (Arabic: سادات) is a suffix, which is given to families believed to be descendants of the Islamic prophet, Muhammad. In Iran, after the revolution, it is mandatory to mention "Seyed" or "Sadat" in the names of seyeds or sadats whose descent from Muhammad has been mentioned in ID cards of their fathers or parental grandfathers. It can also be a given name in some countries. Afghan ethnic name. Sadat is a recognized ethnic name in Afghanistan . Notable people with this name. Sadat Abul Masud (active 1972), Indian judge. Sadat Bukari (born 1989), Ghanaian footballer.
https://en.wikipedia.org/wiki/Sadat