| Marc Fernández | |
| Position: | Small forward |
| Height Ft: | 6 |
| Height In: | 8 |
| Weight Lb: | 145 |
| Nationality: | Spanish |
| Birth Date: | 23 July 1987 |
| Birth Place: | El Masnou |
| Career Start: | 2007 |
| Career End: | 2012 |
| Years1: | 2005–2007 |
| Team1: | CB Cornellà |
| Years2: | 2007–2010 |
| Team2: | ViveMenorca |
| Years3: | 2010–2011 |
| Team3: | Valencia BC |
| Years4: | 2011–2012 |
| Team4: | Girona FC |
Marc Fernández Usón (born July 23, 1987 in El Masnou, Catalonia) is a Spanish former basketball player, playing the small forward position. He played for Valencia BC in Liga ACB.