[5] Derry City 1-0 Dundalk [7] 2021-08-15 14:00
Stadium: Brandywell Stadium Round: 24
Home Manager: Ruaidhri Higgins Away Manager: Vincent Perth
Head to Head
| Republic of Ireland Premier Division | 2021/06/25 18:45 | Dundalk v Derry City | L | 2-1 |
| Republic of Ireland Premier Division | 2021/04/20 18:45 | Derry City v Dundalk | D | 1-1 |
| Republic of Ireland Premier Division | 2020/10/19 16:45 | Derry City v Dundalk | L | 1-2 |
| Republic of Ireland Premier Division | 2020/02/14 19:45 | Dundalk v Derry City | L | 1-0 |
| Republic of Ireland Premier Division | 2019/10/04 18:45 | Dundalk v Derry City | L | 1-0 |
| Republic of Ireland League Cup | 2019/09/14 19:00 | Derry City v Dundalk | L | 7-8 |
| Republic of Ireland FAI Cup | 2019/08/23 18:45 | Derry City v Dundalk | L | 2-3 |
| Republic of Ireland Premier Division | 2019/07/05 18:45 | Derry City v Dundalk | D | 2-2 |
Home History
| Republic of Ireland Premier Division | 2021/08/06 18:45 | Derry City v Drogheda United | W | 3-0 |
| Republic of Ireland Premier Division | 2021/07/31 18:30 | Longford Town v Derry City | W | 0-2 |
| Republic of Ireland FAI Cup | 2021/07/24 14:00 | Drogheda United v Derry City | W | 3-5 |
| Republic of Ireland Premier Division | 2021/07/16 18:45 | Derry City v Shamrock Rovers | L | 2-4 |
| Republic of Ireland Premier Division | 2021/07/09 18:45 | St Patricks v Derry City | L | 1-0 |
| Republic of Ireland Premier Division | 2021/07/02 18:45 | Derry City v Waterford FC | W | 2-0 |
| Republic of Ireland Premier Division | 2021/06/25 18:45 | Dundalk v Derry City | L | 2-1 |
| Republic of Ireland Premier Division | 2021/06/21 18:45 | Derry City v Sligo Rovers | D | 1-1 |
Away History
| UEFA Conference League Qualifying | 2021/08/12 19:00 | Dundalk v Vitesse | L | 1-2 |
| Republic of Ireland Premier Division | 2021/08/08 14:00 | Dundalk v St Patricks | L | 1-4 |
| UEFA Conference League Qualifying | 2021/08/05 17:00 | Vitesse v Dundalk | D | 2-2 |
| UEFA Conference League Qualifying | 2021/07/29 16:30 | FC Levadia Tallinn v Dundalk | W | 1-2 |
| Republic of Ireland FAI Cup | 2021/07/25 13:00 | Treaty United FC v Dundalk | W | 0-1 |
| UEFA Conference League Qualifying | 2021/07/22 19:00 | Dundalk v FC Levadia Tallinn | D | 2-2 |
| Republic of Ireland Premier Division | 2021/07/17 15:00 | Dundalk v Finn Harps | W | 1-0 |
| UEFA Conference League Qualifying | 2021/07/13 16:45 | Newtown v Dundalk | W | 0-1 |