| Republic of Ireland Leinster Senior League | 2021/07/28 18:30 | Crumlin United v Kilnamanagh AFC | L | 4-0 |
| Republic of Ireland FAI Cup | 2021/07/23 19:00 | St Kevins Boys v Kilnamanagh AFC | W | 1-4 |
| Republic of Ireland Leinster Senior League | 2021/07/22 18:45 | Sacred Heart Firhouse Clover v Kilnamanagh AFC | L | 1-0 |
| Republic of Ireland Leinster Senior League | 2021/07/16 18:30 | Home Farm FC v Kilnamanagh AFC | W | 1-2 |
| Republic of Ireland FAI Intermediate Cup | 2021/07/11 10:00 | Kilnamanagh AFC v Home Farm FC | W | 5-0 |
| Republic of Ireland Leinster Senior League | 2021/07/04 10:00 | Kilnamanagh AFC v St Mochtas | L | 1-3 |
| Republic of Ireland Leinster Senior League | 2020/08/19 18:00 | Kilnamanagh AFC v Glenville | W | 4-1 |
| Republic of Ireland Leinster Senior League | 2020/08/12 18:00 | Kilnamanagh AFC v UCD AFC | D | 2-2 |
| Republic of Ireland FAI Cup | 2021/07/24 18:30 | Longford Town v Bangor Celtic FC | L | 5-0 |
| Republic of Ireland Leinster Senior League | 2021/07/16 18:30 | Bangor Celtic FC v Liffey Wanderers | W | 2-1 |
| Republic of Ireland Leinster Senior League | 2021/07/11 11:00 | Wayside Celtic v Bangor Celtic FC | W | 1-3 |
| Republic of Ireland Leinster Senior League | 2021/07/08 19:00 | Maynooth University Town FC v Bangor Celtic FC | W | 1-2 |
| Republic of Ireland Leinster Senior League | 2021/07/02 18:30 | Bangor Celtic FC v Malahide Utd | D | 1-1 |
| Republic of Ireland Leinster Senior League | 2020/09/12 13:30 | Maynooth University Town FC v Bangor Celtic FC | D | 0-0 |
| Republic of Ireland Leinster Senior League | 2020/09/02 18:45 | St Mochtas v Bangor Celtic FC | L | 1-0 |
| Republic of Ireland Leinster Senior League | 2020/08/31 17:30 | Colepark United v Bangor Celtic FC | L | 2-1 |