| Date | Home Team (Score) | (Score) Away Team | Attendance | |
| Sat 11th August 2012 | Glentoran (3) | (1) Donegal Celtic | 1116 | Old Records |
| Sat 1st September 2012 | Glentoran (1) | (1) Linfield | 2991 | Old Records |
| Sat 15th September 2012 | Glentoran (0) | (0) Coleraine | 1121 | Old Records |
| Sat 22nd September 2012 | Glentoran (3) | (0) Lisburn Distillery | 942 | Old Records |
| Sat 13th October 2012 | Glentoran (0) | (1) Portadown | 1353 | Old Records |
| Sat 20th October 2012 | Glentoran (2) | (1) Glenavon | 933 | Old Records |
| Sat 3rd November 2012 | Glentoran (1) | (1) Cliftonville | 1237 | Old Records |
| Sat 10th November 2012 | Glentoran (2) | (1) Dungannon Swifts | 791 | Old Records |
| Sat 1st December 2012 | Glentoran (2) | (1) Ballinamallard United | 852 | Old Records |
| Sat 29th December 2012 | Glentoran (5) | (0) Donegal Celtic | 785 | Old Records |
| Sat 16th March 2013 | Glentoran (3) | (0) Ballinamallard United | 705 | Old Records |
| Tue 19th March 2013 | Glentoran (2) | (3) Dungannon Swifts | 390 | Old Records |
| Sat 30th March 2013 | Glentoran (4) | (5) Crusaders | 954 | Old Records |
| Tue 16th April 2013 | Glentoran (3) | (0) Cliftonville | 1073 | Old Records |
| Recorded = 14 | Average = 1089 | |||
| Click here to view historical average attendances for Glentoran. | ||||
| Click here to view attendances for all teams for season 12/13. | ||||