| Luís Xavier | |
| Fullname: | Luís Xavier Júnior |
| Birth Date: | 10 December 1967 |
| Birth Place: | Setúbal, Portugal |
| Death Date: | Deceased |
| Position: | Forward |
| Years1: | 1927–1932 |
| Years2: | 1932–1939 |
| Clubs2: | Benfica |
| Nationalyears1: | 1930–1933 |
| Nationalteam1: | Portugal |
| Nationalcaps1: | 2 |
| Nationalgoals1: | 0 |
Luís Xavier Júnior (born 12 October 1907 in Setúbal), is a former Portuguese footballer who played for Vitória Setúbal and Benfica, as a forward.
Xavier gained 2 caps for the Portugal national team. He made his debut 8 June 1930 in Antwerp against Belgium in a 1-2 defeat.