| Sebastião | |
| Fullname: | Sebastião Loureiro da Silva |
| Birth Date: | 22 April 1925 |
| Birth Place: | Portugal |
| Position: | Goalkeeper |
| Clubs1: | G.D. Estoril-Praiabenfica e vitoria de guimaraes |
| Nationalyears1: | 1952 |
| Nationalteam1: | Portugal |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
Sebastião Loureiro da Silva (born 22 April 1925) is a Portuguese former footballer who played as goalkeeper.