| Club: | Glentoran |
| Season: | 2022–23 |
| Manager: | Mick McDermott[1] |
| Chairman: | Ian Kerr |
| Stadium: | The Oval, Belfast |
| League: | NIFL Premiership |
| Cup1: | Irish Cup |
| Cup2: | NIFL League Cup |
| League Topscorer: | Conor McMenamin (9) |
| Season Topscorer: | Conor McMenamin (9) |
| Highest Attendance: | 6,154 , 26 December 2022) |
| Lowest Attendance: | 1,822 , 3 September 2022) |
| Average Attendance: | 3,276 |
| Updated: | 8 January 2023 |
The 2022–23 season is Glentoran's 122nd season in the top flight of the Northern Ireland Football League having never been relegated since the league's formation in 1890. In addition to the domestic league, they will also compete in the Irish Cup, the League Cup and the County Antrim Shield.
Glentoran played a total of eight pre-season friendlies including one against Rangers B. Their results are shown in the table below.
| Date | Opponents | H/A | ResultF-A | Scorers |
|---|---|---|---|---|
| 2 July 2022 | Rathfriland Rangers | A | 2-0 | Jay Donnelly, Jordan Jenkins |
| 10 July 2022 | Rangers B | H | 6-3 | Jay Donnelly 3', Paddy McClean 13', Rory Donnelly 41', Ally Roy 56', Jordan Jenkins 69', Daniel Purkis 82' |
| 15 July 2022 | Orangefield Old Boys | A | 3-1 | Jordan Jenkins, Hrvoje Plum, Seanan Clucas |
| 16 July 2022 | Annagh United | H | 3-1 | Danny Purkis 17', 50', Ally Roy 65' |
| 23 July 2022 | Dundela | A | 1-1 | Aidan Wilson 44' |
| 29 July 2022 | H&W Welders | H | 2-1 | Jay Donnelly 8', 46' |
| 6 August 2022 | Loughgall | H | 2-1 | Sean Murray 43', Danny Purkis 84' |
| First Match | Last Match | Starting Round | Final Position | Record | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pld | W | D | L | GF | GA | GD | Win % | ||||||
| NIFL Premiership | 14 August 2022 | 29 April 2023 | Matchday 1 | 20 | 11 | 2 | 7 | 33 | 14 | 19 | 55% | ||
| NIFL League Cup | 13 September 2022 | Semi-Final | 1st Round | Semi-Final | 4 | 3 | 0 | 1 | 15 | 3 | 12 | 75% | |
| County Antrim Shield | 6 September 2022 | Semi-Final | 1st Round | Semi-Final | 3 | 2 | 0 | 1 | 6 | 3 | 3 | 66% | |
| Irish Cup | 7 January 2023 | 5th Round | 1 | 1 | 0 | 1 | 2 | 0 | 2 | 100% | |||
| Total | 27 | 17 | 2 | 9 | 56 | 21 | 35 | 61% | |||||
| Date | Pos. | Name | From | Fee | |
|---|---|---|---|---|---|
| 1 July 2022 | FW | Unattached | Free | [2] | |
| 1 July 2022 | DF | Free | [3] | ||
| 1 July 2022 | DF | Harry Murphy | Free | [4] | |
| 1 July 2022 | GK |  Mike Argyrides | Free | [5] | |
| 1 July 2022 | FW | Danny Purkis | Free | [6] | |
| 1 July 2022 | DF | James Singleton | Undisclosed | [7] | |
| 1 July 2022 | GK | Oliver Webber | Free | [8] | |
| Date | Pos. | Name | To | Fee | |
|---|---|---|---|---|---|
| 1 July 2022 | GK | Ross Glendinning | Free | [9] | |
| 1 July 2022 | MF | Gael Bigirimana | Released | N/A | [10] |
| 1 July 2022 | MF |  Dillon Powers | Released | N/A | [11] |
| 1 July 2022 | FW | Robbie McDaid | Undisclosed | [12] | |
| Pos. | Name | On Loan At | Until | |
|---|---|---|---|---|
| GK | Mike Argyrides | 1 July 2023 | ||
| DF | 1 July 2023 | |||
| MF | Ciaran O'Connor | 1 July 2023 | ||
| FW | Ben Cushnie | 1 July 2023 | ||
| FW | Jordan Jenkins | 1 July 2023 |