Head to Head
| Northern Ireland Premier | 2015/09/12 14:00 | Glentoran v Portadown | L | 1-0 |
| Northern Ireland Cup | 2015/05/02 13:30 | Glentoran v Portadown | L | 1-0 |
| Northern Ireland Premier | 2015/04/11 14:00 | Glentoran v Portadown | D | 0-0 |
| Northern Ireland Premier | 2015/03/07 15:00 | Portadown v Glentoran | D | 1-1 |
| Northern Ireland Premier | 2014/11/29 15:00 | Portadown v Glentoran | W | 3-1 |
| Northern Ireland Premier | 2014/09/02 18:45 | Glentoran v Portadown | D | 1-1 |
| Northern Ireland Premier | 2014/04/26 14:00 | Portadown v Glentoran | L | 1-2 |
Home History
| Northern Ireland Premier | 2015/11/28 15:00 | Portadown v Linfield | W | 2-0 |
| Northern Ireland Premier | 2015/11/21 15:00 | Ballymena Utd v Portadown | D | 1-1 |
| Northern Ireland Premier | 2015/11/14 15:00 | Portadown v Carrick Rangers | W | 3-2 |
| Northern Ireland Premier | 2015/11/07 15:00 | Coleraine v Portadown | L | 4-0 |
| Northern Ireland Premier | 2015/10/31 15:00 | Portadown v Crusaders | L | 1-3 |
| Northern Ireland Premier | 2015/10/24 14:00 | Portadown v Ballinamallard Utd | L | 0-3 |
| Northern Ireland Premier | 2015/10/17 14:00 | Cliftonville v Portadown | L | 3-0 |
| Northern Ireland League Cup | 2015/10/14 18:45 | Portadown v Warrenpoint Town | L | 1-2 |
Away History
| Northern Ireland Premier | 2015/12/05 15:00 | Ballinamallard Utd v Glentoran | W | 2-4 |
| Northern Ireland Premier | 2015/11/28 15:00 | Glentoran v Glenavon | W | 2-0 |
| Northern Ireland Premier | 2015/11/21 15:00 | Glentoran v Dungannon Swifts | D | 1-1 |
| Northern Ireland League Cup | 2015/11/18 19:45 | Cliftonville v Glentoran | L | 3-2 |
| Northern Ireland Premier | 2015/11/14 15:00 | Crusaders v Glentoran | L | 3-0 |
| Northern Ireland Premier | 2015/11/07 15:00 | Ballymena Utd v Glentoran | W | 0-1 |
| Northern Ireland Premier | 2015/10/31 15:00 | Glentoran v Coleraine | D | 1-1 |
| Northern Ireland Premier | 2015/10/24 14:00 | Warrenpoint Town v Glentoran | W | 0-1 |