All countries
| 1/8-finals | Everton U21 | Watford U21 | 3:2 AET (2:1, 0:1, 1:0) | details | 24.04.2026 | |||
| Watford U21 | Charlton U21 | 3:1 (2:1, 1:0) | details | 20.04.2026 | ||||
| Huddersfield U21 | Watford U21 | 1:1 (1:0, 0:1) | details | 14.04.2026 | ||||
| Swansea U21 | Watford U21 | 2:2 (1:1, 1:1) | details | 10.04.2026 | ||||
| Watford U21 | Coventry U21 | 6:0 (2:0, 4:0) | details | 27.03.2026 | ||||
| Peterborough U21 | Watford U21 | 3:3 (0:1, 3:2) | details | 24.03.2026 | ||||
| Millwall U21 | Watford U21 | 2:0 (2:0, 0:0) | details | 20.03.2026 | ||||
| Watford U21 | Wigan U21 | 4:2 (4:0, 0:2) | details | 13.03.2026 | ||||
| Bristol City U21 | Watford U21 | 2:2 (1:1, 1:1) | details | 10.03.2026 | ||||
| Quarter-finals | Sunderland U21 | Watford U21 | 3:1 (0:0, 3:1) | details | 06.03.2026 | |||
| Watford U21 | Bournemouth U21 | 2:2 (1:1, 1:1) | details | 03.03.2026 | ||||
| Watford U21 | Brentford U21 | 3:1 (2:1, 1:0) | details | 24.02.2026 | ||||
| Colchester U21 | Watford U21 | 5:2 (1:1, 4:1) | details | 13.02.2026 | ||||
| 1/8-finals | Watford U21 | Charlton U21 | 3:2 (0:0, 3:2) | details | 09.02.2026 | |||
| Watford U21 | QPR U21 | 5:0 (1:0, 4:0) | details | 03.02.2026 | ||||
| Cardiff U21 | Watford U21 | 2:5 (0:1, 2:4) | details | 13.01.2026 | ||||
| Group D | Blackburn U21 | Watford U21 | 4:2 (2:2, 2:0) | details | 16.12.2025 | |||
| Group D | Coventry U21 | Watford U21 | 0:0 (0:0, 0:0) | details | 10.12.2025 | |||
| Group D | Watford U21 | Leyton Orient U21 | 2:1 (1:0, 1:1) | details | 03.12.2025 | |||
| Group D | Watford U21 | Blackburn U21 | 2:1 (1:0, 1:1) | details | 21.11.2025 | |||
| Watford U21 | Bristol City U21 | 3:1 (1:1, 2:0) | details | 17.11.2025 | ||||
| Brentford U21 | Watford U21 | 4:0 (0:0, 4:0) | details | 08.11.2025 | ||||
| Watford U21 | Colchester U21 | 6:0 (3:0, 3:0) | details | 04.11.2025 | ||||
| Watford U21 | Swansea U21 | 5:4 (2:3, 3:1) | details | 27.10.2025 | ||||
| Charlton U21 | Watford U21 | 3:1 (1:0, 2:1) | details | 21.10.2025 | ||||
| Group D | Watford U21 | Coventry U21 | 4:1 (2:1, 2:0) | details | 17.10.2025 | |||
| QPR U21 | Watford U21 | 1:1 (0:0, 1:1) | details | 10.10.2025 | ||||
| Watford U21 | Millwall U21 | 3:1 (2:0, 1:1) | details | 06.10.2025 | ||||
| Bournemouth U21 | Watford U21 | 1:0 (0:0, 1:0) | details | 29.09.2025 | ||||
| Watford U21 | Cardiff U21 | 0:2 (0:2, 0:0) | details | 19.09.2025 | ||||
| Barnsley U21 | Watford U21 | 0:3 (0:1, 0:2) | details | 16.09.2025 | ||||
| Group D | Leyton Orient U21 | Watford U21 | 3:2 (1:0, 2:2) | details | 09.09.2025 | |||
| Watford U21 | Sheffield Utd U21 | 0:5 (0:3, 0:2) | details | 05.09.2025 | ||||
| Crewe U21 | Watford U21 | 2:3 (1:0, 1:3) | details | 01.09.2025 | ||||
| Watford U21 | Hull U21 | 2:2 (2:1, 0:1) | details | 22.08.2025 | ||||
| Sheffield Wed U21 | Watford U21 | 3:3 (1:3, 2:0) | details | 18.08.2025 | ||||
| Watford U21 | Fleetwood U21 | 1:1 (0:0, 1:1) | details | 11.08.2025 | ||||
| Watford U21 | Sheffield Wed U21 | 1:1 (0:0, 1:1) | details | 05.05.2025 | ||||
| Cardiff U21 | Watford U21 | 3:1 (2:0, 1:1) | details | 02.05.2025 | ||||
| Watford U21 | Cardiff U21 | 2:1 (0:1, 2:0) | details | 25.04.2025 | ||||
| Burnley U21 | Watford U21 | 4:1 (2:0, 2:1) | details | 22.04.2025 | ||||
| Watford U21 | Brentford U21 | 2:1 (0:0, 2:1) | details | 18.04.2025 | ||||
| Watford U21 | Peterborough U21 | 1:2 (0:2, 1:0) | details | 11.04.2025 | ||||
| Barnsley U21 | Watford U21 | 1:1 (0:1, 1:0) | details | 04.04.2025 | ||||
| Watford U21 | Coventry U21 | 1:2 (1:1, 0:1) | details | 31.03.2025 | ||||
| Bristol City U21 | Watford U21 | 3:2 (1:1, 2:1) | details | 25.03.2025 | ||||
| QPR U21 | Watford U21 | 0:0 (0:0, 0:0) | details | 20.03.2025 | ||||
| Watford U21 | Swansea U21 | 1:3 (0:1, 1:2) | details | 17.03.2025 | ||||
| Millwall U21 | Watford U21 | 4:2 (2:0, 2:2) | details | 11.03.2025 | ||||
| Charlton U21 | Watford U21 | 2:1 (1:1, 1:0) | details | 07.03.2025 | ||||