Fixtures & Results
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| Sunday, 03/09/2023 - Senior C |
| Widnes Senior U18 Colts | 49 | 14 | Southport Senior U18 Colts |
| Sunday, 10/09/2023 - Senior C |
| Southport Senior U18 Colts | 19 | 25 | Whitchurch Senior U18 Colts |
| Sunday, 17/09/2023 - Senior C |
| West Park Sefton Senior U18 Colts | 15 | 25 | Southport Senior U18 Colts |
| Sunday, 24/09/2023 - Senior C |
| Southport Senior U18 Colts | Home Walkover | Macclesfield Senior U18 Colts |
| Sunday, 08/10/2023 - Senior C |
| Blackburn Senior U18 Colts | 29 | 31 | Southport Senior U18 Colts |
| Sunday, 15/10/2023 - Senior C |
| Southport Senior U18 Colts | 29 | 12 | Liverpool Collegiate Senior U18 Colts |
| Sunday, 22/10/2023 - Frank Morgan U18 Cup |
| Manchester Broughton Park Senior U18 Colts | 41 | 35 | Southport Senior U18 Colts |
| Sunday, 05/11/2023 - Senior C |
| Crewe & Nantwich Senior U18 Colts | 33 | 19 | Southport Senior U18 Colts |
| Sunday, 12/11/2023 - Senior C |
| Whitchurch Senior U18 Colts | 22 | 14 | Southport Senior U18 Colts |
| Sunday, 19/11/2023 - Senior C |
| Southport Senior U18 Colts | 8 | 5 | West Park Sefton Senior U18 Colts |
| Sunday, 26/11/2023 - Senior C |
| Southport Senior U18 Colts | Home Walkover | Macclesfield Senior U18 Colts |
| Sunday, 10/12/2023 - Senior C |
| Southport Senior U18 Colts | 10 | 40 | Blackburn Senior U18 Colts |
| Sunday, 14/01/2024 - Joe McDonough U18 Trophy |
| Tarleton Senior U18 Colts | 10 | 43 | Southport Senior U18 Colts |
| Sunday, 21/01/2024 - Senior C |
| Southport Senior U18 Colts | 17 | 19 | Crewe & Nantwich Senior U18 Colts |
| Sunday, 28/01/2024 - Senior C |
| Southport Senior U18 Colts | Home Walkover | Widnes Senior U18 Colts |
| Sunday, 25/02/2024 - Senior Plate |
| Orrell Senior U18 Colts | 27 | 33 | Southport Senior U18 Colts |
| Sunday, 03/03/2024 - Senior C |
| Liverpool Collegiate Senior U18 Colts | 38 | 15 | Southport Senior U18 Colts |
| Sunday, 17/03/2024 - Joe McDonough U18 Trophy |
| Sedgley Park Senior U18 Colts | 43 | 21 | Southport Senior U18 Colts |
| Sunday, 24/03/2024 - Senior Plate |
| Southport Senior U18 Colts | v | BYE |
| Sunday, 14/04/2024 - Senior Plate |
| Preston Grasshoppers Senior U18 Colts | 53 | 26 | Southport Senior U18 Colts |