| Address: | Parkgate Drive, Belfast, BT4 1EW |
| Telephone: | (028) 9045 6137 |
| Fax: | (028) 9073 2956 |
| Founded: | 1882 |
| President: | Stephen HENDERSON |
| Official website: | www.glentoran.com |
| E-mail: | secretary@glentoran.com |
| Manager: |
| Name: | The Oval |
| Capacity: | 15,250 |
| Premiership 2026/27 |
|
| 28-Mar-2026 | P (34) | Glentoran | 1-1 | Linfield |
| 07-Apr-2026 | P (35) | Cliftonville | 1-2 | Glentoran |
| 11-Apr-2026 | P (36) | Glentoran | 5-0 | Dungannon Swifts |
| 17-Apr-2026 | P (37) | Glentoran | 0-0 | Larne |
| 25-Apr-2026 | P (38) | Coleraine | 6-2 | Glentoran |
| 09-Jul-2026 | Europa Conference League (q1l1) | Glentoran | 1-2 | |
| 16-Jul-2026 | Europa Conference League (q1l2) | 2-0 | Glentoran | |
| 08-Aug-2026 | P (1) | Glentoran | 2-0 | Limavady United |
| 15-Aug-2026 | P (2) | Linfield | - | Glentoran |
| 21-Aug-2026 | P (3) | Ballymena United | - | Glentoran |
| 29-Aug-2026 | P (4) | Glentoran | - | Crusaders |
| 04-Sep-2026 | P (5) | Larne | - | Glentoran |
| 12-Sep-2026 | P (6) | Glentoran | - | Bangor |
| 15-Sep-2026 | P (7) | Glentoran | - | Coleraine |
| 19-Sep-2026 | P (8) | Cliftonville | - | Glentoran |
| 26-Sep-2026 | P (9) | Glentoran | - | Carrick Rangers |