Worldwide, Seff (Seff 
) is a rare masculine first name. The first name Seff is characteristic of the Democratic Republic of the Congo, where it is a rare male name, Saudi Arabia, where it is a very rare masculine name, and Egypt. In absolute terms, it is the most numerous in the Democratic Republic of the Congo, Egypt, and Indonesia. Also, Seff is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Seff | Indonesia, Ethiopia, United States, Democratic Republic of the Congo, Algeria |
Giuseppe, Husiy, Iosephus, Iosif, Iosip, Iossif, Joep, Joosef, Jooseppi, Jose, Joseba, Josef, Josep, Joseph, Josif, Josip, José, Jozeb, Jozef, Jozefo, Jože, Jožef, Jožko, Juozapas, Juozas, Jusuf, Józef, József, Osip, Ossip, Osyp, Séff, Sëff, Sęff, Yosef, Ιωσήφ, Восіп, Джозеф, Джозеф, Жозеф, Джозеф, Жозеф, Йозеф, Джозеф, Йозеф, Джузепе, Джузеппе, Жозе, Жозеп, Жозеф, Иосиф, Йоже, Йожеф, Йозеф,
| naseer jafar seff Indonesian politician (born 1954 in Brebes), ID (b. 1954) |
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