Head to Head
| Spain Tercera Group 2 | 2018/02/04 11:30 | Siero v El San Martin | W | 2-1 |
| Spain Tercera Group 2 | 2017/09/17 15:00 | El San Martin v Siero | W | 0-1 |
Home History
| Spain Tercera Group 2 | 2018/09/16 16:00 | Caudal v Siero | L | 3-0 |
| Spain Tercera Group 2 | 2018/09/09 16:30 | Siero v Mosconia | W | 2-1 |
| Spain Tercera Group 2 | 2018/09/02 16:15 | CD Colunga v Siero | D | 0-0 |
| Spain Tercera Group 2 | 2018/08/26 10:00 | Siero v Praviano | D | 0-0 |
| Spain Tercera Group 2 | 2018/05/13 15:00 | Marino de Luanco v Siero | L | 3-0 |
| Spain Tercera Group 2 | 2018/05/06 17:30 | Siero v Tuilla | L | 1-3 |
| Spain Tercera Group 2 | 2018/04/28 16:30 | L'Entregu CF v Siero | L | 1-0 |
| Spain Tercera Group 2 | 2018/04/22 10:00 | Atletico Lugones v Siero | D | 0-0 |
Away History
| Spain Tercera Group 2 | 2018/09/16 15:30 | El San Martin v Marino de Luanco | D | 0-0 |
| Spain Tercera Group 2 | 2018/09/09 10:30 | Covadonga v El San Martin | L | 3-2 |
| Spain Tercera Group 2 | 2018/09/02 16:15 | El San Martin v San Claudio | W | 5-0 |
| Spain Tercera Group 2 | 2018/08/26 16:15 | Llanes v El San Martin | D | 0-0 |
| Spain Tercera Group 2 | 2018/05/13 15:00 | El San Martin v UC Ceares | D | 1-1 |
| Spain Tercera Group 2 | 2018/05/06 09:30 | Real Oviedo B v El San Martin | L | 3-1 |
| Spain Tercera Group 2 | 2018/04/29 10:00 | El San Martin v CD Roces | D | 1-1 |
| Spain Tercera Group 2 | 2018/04/22 10:00 | UP Langreo v El San Martin | L | 4-1 |