2023 GT Cup Championship
The 2023 GT Cup Championship is the 17th GT Cup Championship, a British sports car championship. The season began on 1 April at Donington Park and ended on 8 October at Snetterton Circuit, after twenty-six races held over seven meetings.
Calendar
The calendar was announced on 28 September 2022.Teams and drivers
Classes:| Class | Notes |
| Group GTO | Open specification cars |
| Group GT3 | Homologated GT3 cars |
| Group GTA | Lower spec, challenge cars |
| Group GTB | Early year challenge and cup cars |
| Group GTC | Later year challenge and cup cars |
| Group GTH | Homologated GT4 cars |
Race results
Bold indicates the overall winner.Championship standings
Points are awarded as follows:| System | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | Fastest lap | |
| 25 | 18 | 15 | 12 | 10 | 8 | 6 | 4 | 2 | 1 | 1 | 1 | |
| 18 | 15 | 1 | 1 | |||||||||
| 15 | 1 | 1 |