Unión SC
| Full name | Unión Sporting Club |
|---|---|
| Nickname(s) | Los Corinthians |
| Founded | 1922 |
| Dissolved | 1937 |
| Ground | Campo da Florida, Vigo, Galicia, Spain |
| Capacity | 3,000 |
Unión Sporting Club was a Spanish football team based in Vigo, in the autonomous community of Galicia. Founded in 1922, the club was dissolved in 1937.
Note: There was another Unión Sporting Club based in Madrid during the same period.