[21] Forest Green 0-3 Grimsby [18] 2018-05-05 14:00
Stadium: The New Lawn Round: 46
Referee: Sebastian Stockbridge Home Manager: Mark Cooper Away Manager: Michael Jolley
Head to Head
| England League 2 | 2017/12/09 15:00 | Grimsby v Forest Green | L | 1-0 |
| England National League | 2016/05/15 15:00 | Forest Green v Grimsby | L | 1-3 |
| England National League | 2016/03/04 19:45 | Forest Green v Grimsby | L | 0-1 |
| England National League | 2015/10/03 14:00 | Grimsby v Forest Green | D | 1-1 |
| England National League | 2015/02/07 15:00 | Forest Green v Grimsby | W | 2-1 |
| England National League | 2014/12/19 19:45 | Grimsby v Forest Green | L | 2-1 |