| Wed7 Jun2023 |
|  | 14:00 | Cricket Girls 3rds, 4ths | v Roedean School | A |
| | 14:00 | Cricket Girls 1sts, 2nds | v Roedean School | H |
| | 14:30 | Cricket Girls Colts A, Colts B | v Farlington School | A |
| | 14:30 | Cricket Boys 3rds, Colts A, Colts C, Colts D | v St Andrew's Prep, Eastbourne | A |
| | 14:30 | Cricket Boys 1sts, 2nds, 4ths, Colts B | v St Andrew's Prep, Eastbourne | H |
| | 14:30 | Cricket Boys 3rds, Colts A, Colts C, Colts D | v St Andrew's Prep, Eastbourne | A |
| |
| Thu8 Jun2023 |
| | 14:30 | Cricket Boys U8A, U8B | v Cumnor House Sussex | A |
| | 14:30 | Cricket Boys U9A, U9B | v Cumnor House Sussex | H |
| | 14:30 | Cricket Girls U8A | v Dorset House School | A |
| | 14:30 | Cricket Girls U9 | v Dorset House School | H |
| |
| Fri9 Jun2023 |
| | 09:00 | Cricket Boys Colts A | v Pelican Cup, Brighton College | A |
|  | 13:00 | Tennis U11A | v Bradfield College | A |
| |
| Sat10 Jun2023 |
|  | | Athletics | Windlesham House Sports Day | Windlesham House School, RH204AY |
| |
| Mon12 Jun2023 |
| | | Athletics | Junior Sussex Championships U9-U10 | Hurstpierpoint College |
| | 09:30 | Tennis U10A | v Sussex Schools Tournament | A |
| | N/A | Tennis U10A | v tbc | A |
| |
| Tue13 Jun2023 |
|  | 14:00 | Chess Mixed U13A, U13B, U13C | v Butler Cup Finals Day | H |
| | 14:00 | Chess Mixed U11A, U11B | v Primary Cup Finals Day | H |
| |
| Wed14 Jun2023 |
| | 14:30 | Cricket Girls Colts A, Colts B | v Brighton Girls | A |
| | 14:30 | Cricket Boys 2nds, Colts C | v Brambletye School | A |
| | 14:30 | Cricket Boys 5ths, Colts B | v Brambletye School | H |
| | 14:30 | Cricket Boys 1sts, Colts D | v Dorset House School | A |
| | 14:30 | Cricket Boys 4ths, Colts A | v Dorset House School | H |
| | 14:30 | Cricket Girls 3rds | v Farlington School | A |
| | 14:30 | Cricket Girls 1sts, 2nds | v Farlington School | H |
| |
| Thu15 Jun2023 |
| | 14:30 | Cricket Boys U9A, U8A | v Dorset House School | H |
| | 14:30 | Cricket Girls U9, U8A, U8A, U8A | v Westbourne House School | A |
| |
| Fri16 Jun2023 |
| | | Athletics | Senior Sussex Championships U11-U13 | Crawley K2 Leisure Centre |
| |
| Sat17 Jun2023 |
|  | 10:00 | Golf Mixed U13A | v Windlesham House School 9 Hole Golf Tournament | tbc |
| | 14:30 | Cricket Boys 1sts, Girls 1sts, 3rds, Boys 3rds, Girls 2nds, Boys Colts B, Colts D | v Westbourne House School | A |
| | 14:30 | Cricket Boys 2nds, 4ths, Colts A, Girls Colts A, Boys Colts C, Girls Colts B | v Westbourne House School | H |
| |
| Wed21 Jun2023 |
| | 13:30 | Cricket Boys 1sts, 2nds, U10A | v Lancing Prep at Hove | H |
| | 14:30 | Cricket Girls 1sts, 3rds, 2nds, 4ths, Colts A, Colts B | v Brighton Girls | tbc |
| | 14:30 | Cricket Boys 4ths, 5ths | v Handcross Park School | H |
| | 14:30 | Cricket Boys 3rds, U10B | v Lancing Prep at Hove | A |
| |
| Thu22 Jun2023 |
| | 14:30 | Cricket Girls U9, U8A | v Farlington School | H |
| | 14:30 | Cricket Boys U9A, U9B | v Westbourne House School | H |
| |
| Fri23 Jun2023 |
| | tbc | Cricket Boys 1sts | v Sussex County Cup Finals Day | A |
| |
| Wed28 Jun2023 |
| | 14:30 | Cricket Girls 2nds, 4ths | v Burgess Hill Girls | A |
| | 14:30 | Cricket Boys U12A, U12B | v Lancing Prep at Worthing | A |
| | 14:30 | Cricket Boys Colts A, Colts C | v Lancing Prep at Worthing | H |
|  | tbc | American Football Mixed U11A | v NFL Flag Football National Tournament | A |
| |
| Thu29 Jun2023 |
| | 14:30 | Cricket Boys U9A | v Lancing Prep at Worthing | H |
| |
| Sat1 Jul2023 |
| | 14:30 | Cricket Boys 2nds, 4ths, Colts B, Colts D, U9A, U9B | v Cottesmore School | A |
| | 14:30 | Cricket Boys 1sts, 3rds, Colts A, Colts C | v Cottesmore School | H |
| | 14:30 | Cricket Girls 1sts, 3rds, 2nds, Colts A, Colts C, Colts B | v Cottesmore School | tbc |
| |
| Mon3 Jul2023 |
| | | Athletics | National IAPS Finals | Pingles Stadium, Nuneaton |
