Family name Semêdo (Semêdo 
) , in the world, is an extremely rare cognomen. The family name Semêdo is habitual in Portugal, where it is a very rare surname, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Semêdo | Brazil, Portugal |
| carmen semêdo person identified in the Museu da Pessoa collection, BR (b. 1955) |
|