| Tue11 May2021 |
|  | 13:40 | Golf 1st | v Haileybury | A |
| |
| Wed12 May2021 |
|  | 14:30 | Tennis U18A | v St Albans School | H |
| | 15:00 | Tennis U18A | v St Albans School | H |
| | 16:45 | Tennis U15A | v North London Collegiate School | H |
| |
| Thu13 May2021 |
| | 16:00 | Tennis | v Mill Hill & Belmont Schools | A |
| | 16:00 | Tennis | v Mill Hill & Belmont Schools | H |
| |
| Fri14 May2021 |
|  | 18:00 | Hockey Girls U18A | v St Benedict's School | H |
| |
| Sat15 May2021 |
|  | 09:30 | Cricket U14A, U14B | v Queen Elizabeth's School, Barnet | A |
| | 09:30 | Cricket U15A, U15B | v Queen Elizabeth's School, Barnet | H |
| | 09:30 | Tennis U15A, U14A | v St Albans School | A |
| | 11:00 | Cricket U15C | v Harrow | A |
| | 11:00 | Cricket U14C | v Queen Elizabeth's School, Barnet | H |
| | 13:30 | Cricket 1st XI Girls, U15A, U14A | v Haileybury | A |
| | 14:00 | Cricket U15D | v Harrow School | A |
| | 14:00 | Cricket U18B | v Queen Elizabeth's School, Barnet | A |
| | 14:00 | Cricket U18A | v Queen Elizabeth's School, Barnet | H |
| |
| Mon17 May2021 |
| | 15:00 | Tennis U14A | v The King Alfred School | H |
| |
| Wed19 May2021 |
| | 11:30 | Cricket U18A | v Incogniti CC | H |
| | 14:00 | Cricket U13A | v Dame Alice Owens School | tbc |
| | 15:00 | Tennis U18A, U18A | v St Benedict's School | H |
| | 15:00 | Tennis U18A, U18A | v St Benedict's School | H |
| |
| Fri21 May2021 |
| | 14:15 | Cricket U18B | v Bancroft's School | H |
| | 14:30 | Cricket U11A, U11B, U11C | v The Haberdashers' Aske's Boys' School | A |
| | 16:30 | Hockey Mixed U17A | v Aldenham School | H |
| |
| Sat22 May2021 |
| | 09:30 | Cricket U14A | v Bancroft's School | A |
| | 13:00 | Cricket U15A | v Forest School | A |
| | tbc | Cricket U14A | v Aldenham School | A |
| | tbc | Cricket U18A, U15A | v Aldenham School | H |
| | tbc | Cricket U14B | v Aldenham School | tbc |
| |
| Mon24 May2021 |
| | 14:30 | Cricket U13A, U13B, U13C | v Queen Elizabeth's School, Barnet | A |
| | 14:30 | Cricket U12A, U12B | v St Columba's College | H |
| | 15:30 | Tennis U14A | v City of London School for Girls | H |
| | 15:45 | Cricket U12A, U12B, U12C, U12D | v Berkhamsted School | A |
| | tbc | Cricket U12E | v Berkhamsted School | A |
| |
| Tue25 May2021 |
| | 14:00 | Golf 1st | v Aldenham School | tbc |
| | 15:00 | Tennis U15A | v Alexandra Park School | H |
|  | 16:45 | Rounders U18A, U15A, U14A | v Aldenham School | H |
| |
| Wed26 May2021 |
| | 14:15 | Cricket U18A | v Bancroft's School | A |
| | 15:00 | Cricket U13A, U13B, U13C, U13D, U13E | v Berkhamsted School | A |
| |
| Wed9 Jun2021 |
| | 14:15 | Cricket U13A, U13B | v St John's School, Northwood | H |
