| Premier League | M. | W | D | L | goals | |||
| at home | 30 | 15 | 2 | 13 | 63 | : | 38 | |
| Away | 28 | 16 | 8 | 4 | 58 | : | 32 | |
| ∑ | 58 | 31 | 10 | 17 | 121 | : | 70 | |
| Irish Cup | M. | W | D | L | goals | |||
| at home | 1 | 1 | 0 | 0 | 3 | : | 2 | |
| Away | 1 | 0 | 1 | 0 | 1 | : | 1 | |
| Neutral Place | 1 | 1 | 0 | 0 | 2 | : | 1 | |
| ∑ | 3 | 2 | 1 | 0 | 6 | : | 4 | |
| overall | M. | W | D | L | goals | |||
| at home | 31 | 16 | 2 | 13 | 66 | : | 40 | |
| Away | 29 | 16 | 9 | 4 | 59 | : | 33 | |
| Neutral Place | 1 | 1 | 0 | 0 | 2 | : | 1 | |
| ∑ | 61 | 33 | 11 | 17 | 127 | : | 74 | |
| Irish Cup | |||||
| 2019/2020 | Final | Ballymena United | - | Glentoran FC | 1:2 (0:1, 1:1, 1:2) aet |
| 2010/2011 | 5. Round | Glentoran FC | - | Ballymena United | 3:2 aet |
| 2010/2011 | 5. Round | Ballymena United | - | Glentoran FC | 1:1 |
|
For games that were decided on penalties the score after 120 minutes will be included in the ranking |
Northern Ireland 
![Glentoran Belfast [Women]](https://s.hs-data.com/bilder/wappen/mini/6024.gif?fallback=png "Glentoran Belfast [Women]"){kind=small}
![Glentoran Belfast [Youth]](https://s.hs-data.com/bilder/wappen/mini/24425.gif?fallback=png "Glentoran Belfast [Youth]"){kind=small}
![Glentoran Belfast [Youth B]](https://s.hs-data.com/bilder/wappen/mini/28689.gif?fallback=png "Glentoran Belfast [Youth B]"){kind=small}
![Glentoran Belfast [Youth C]](https://s.hs-data.com/bilder/wappen/mini/50096.gif?fallback=png "Glentoran Belfast [Youth C]"){kind=small}