| 2022-05-15 | EastleighvGrimsbyNational League · England | 4–4 | National League · England |
| 2022-05-10 | GrimsbyvBoreham WoodNational League · England | 1–0 | National League · England |
| 2022-05-07 | GrimsbyvMaidenheadNational League · England | 1–3 | National League · England |
| 2022-04-30 | BarnetvGrimsbyNational League · England | 2–2 | National League · England |
| 2022-04-23 | GrimsbyvTorquayNational League · England | 2–1 | National League · England |
| 2022-04-18 | Kings LynnvGrimsbyNational League · England | 0–1 | National League · England |
| 2022-04-15 | GrimsbyvStockportNational League · England | 2–1 | National League · England |
| 2022-04-09 | WeymouthvGrimsbyNational League · England | 0–0 | National League · England |
| 2022-04-02 | ChesterfieldvGrimsbyNational League · England | 1–4 | National League · England |
| 2022-03-26 | GrimsbyvDag and RedNational League · England | 2–1 | National League · England |
| 2022-03-22 | GrimsbyvSolihullNational League · England | 1–2 | National League · England |
| 2022-03-19 | Boreham WoodvGrimsbyNational League · England | 0–0 | National League · England |
| 2022-03-12 | YeovilvGrimsbyNational League · England | 0–2 | National League · England |
| 2022-03-08 | SouthendvGrimsbyNational League · England | 1–0 | National League · England |
| 2022-03-05 | GrimsbyvWokingNational League · England | 1–0 | National League · England |
| 2022-02-26 | Dover AthleticvGrimsbyNational League · England | 1–3 | National League · England |
| 2022-02-12 | GrimsbyvAldershotNational League · England | 3–1 | National League · England |
| 2022-02-08 | GrimsbyvKings LynnNational League · England | 0–0 | National League · England |
| 2022-02-05 | Notts CountyvGrimsbyNational League · England | 1–2 | National League · England |
| 2022-01-29 | GrimsbyvWealdstoneNational League · England | 2–1 | National League · England |
| 2022-01-25 | WrexhamvGrimsbyNational League · England | 1–0 | National League · England |
| 2022-01-22 | GrimsbyvBromleyNational League · England | 1–2 | National League · England |
| 2022-01-15 | GrimsbyvAltrinchamNational League · England | 2–0 | National League · England |
| 2022-01-11 | HalifaxvGrimsbyNational League · England | 1–0 | National League · England |
| 2022-01-03 | GrimsbyvHalifaxNational League · England | 1–1 | National League · England |
| 2021-12-11 | GrimsbyvChesterfieldNational League · England | 0–1 | National League · England |
| 2021-12-04 | Dag and RedvGrimsbyNational League · England | 3–2 | National League · England |
| 2021-11-23 | SolihullvGrimsbyNational League · England | 2–0 | National League · England |
| 2021-11-19 | GrimsbyvSouthendNational League · England | 1–0 | National League · England |
| 2021-11-13 | AldershotvGrimsbyNational League · England | 2–1 | National League · England |
| 2021-10-30 | GrimsbyvNotts CountyNational League · England | 0–1 | National League · England |
| 2021-10-26 | WealdstonevGrimsbyNational League · England | 1–0 | National League · England |
| 2021-10-23 | GrimsbyvYeovilNational League · England | 2–0 | National League · England |
| 2021-10-09 | WokingvGrimsbyNational League · England | 0–1 | National League · England |
| 2021-10-05 | AltrinchamvGrimsbyNational League · England | 2–3 | National League · England |
| 2021-10-02 | GrimsbyvDover AthleticNational League · England | 6–0 | National League · England |
| 2021-09-28 | BromleyvGrimsbyNational League · England | 3–1 | National League · England |
| 2021-09-25 | MaidenheadvGrimsbyNational League · England | 1–1 | National League · England |
| 2021-09-18 | GrimsbyvEastleighNational League · England | 2–0 | National League · England |
| 2021-09-14 | GrimsbyvWrexhamNational League · England | 3–1 | National League · England |
| 2021-09-11 | TorquayvGrimsbyNational League · England | 1–3 | National League · England |
| 2021-09-04 | GrimsbyvBarnetNational League · England | 4–3 | National League · England |
| 2021-08-31 | StockportvGrimsbyNational League · England | 0–0 | National League · England |
| 2021-08-28 | GrimsbyvWeymouthNational League · England | 1–0 | National League · England |
| 2016-04-30 | TranmerevGrimsbyNational League · England | 1–0 | National League · England |
| 2016-04-23 | GrimsbyvChesterNational League · England | 1–2 | National League · England |
| 2016-04-19 | WokingvGrimsbyNational League · England | 1–3 | National League · England |
| 2016-04-16 | Dover AthleticvGrimsbyNational League · England | 1–1 | National League · England |
| 2016-04-12 | GrimsbyvBraintree TownNational League · England | 0–1 | National League · England |
| 2016-04-09 | GrimsbyvEastleighNational League · England | 0–0 | National League · England |