| | | Club Events | | | | |
| | | chess.com |  | | | |
| 1st July | chess.com | Thursday Afternoon Blitz | https://www.chess.com/tournament/live/ecf-thursday-afternoon-blitz-2425904 | Swiss | | |
| 2nd July | chess.com | Friday Evening Slow Blitz | https://www.chess.com/tournament/live/arena/ecf-friday-evening-diamond-blitz-1250175 | Arena | | |
| 4th July | chess.com | Sunday Evening Rapid | https://www.chess.com/tournament/live/ecf-sunday-evening-rapid-2440286 | Swiss | 10|2 | 🐇 Rapid |
| 6th July | chess.com | Tuesday Improvers | https://www.chess.com/tournament/live/ecf-tuesday-improvers-rapid-2440313 | Swiss | | |
| 8th July | chess.com | Thursday Afternoon Slow Blitz | https://www.chess.com/tournament/live/ecf-thursday-afternoon-blitz-2443729 | Swiss | 5|2 | ⚔ Blitz |
| 9th July | chess.com | Friday Evening Slow Blitz | https://www.chess.com/tournament/live/arena/ecf-friday-evening-diamond-blitz-1252452 | Arena | 10|0 | ⚔ Blitz |
| 11th July | chess.com | Sunday Evening Rapid | | Swiss | 15|10 | 🐇 Rapid |
| 13th July | chess.com | Tuesday Improvers | https://www.chess.com/tournament/live/ecf-tuesday-improvers-blitz-2443740 | | | |
| 15th July | chess.com | Thursday Afternoon Slow Blitz | https://www.chess.com/tournament/live/ecf-thursday-afternoon-blitz-2457430 | Swiss | 10|2 | 🐇 Rapid |
| 16th July | chess.com | Friday Evening Slow Blitz | https://www.chess.com/tournament/live/arena/ecf-friday-evening-diamond-blitz-1264783 | Arena | 10|0 | ⚔ Blitz |
| 18th July | chess.com | Sunday Evening Rapid | https://www.chess.com/tournament/live/ecf-sunday-evening-rapid-2457444 | Swiss | 15|10 | 🐇 Rapid |
| 20th July | chess.com | Tuesday Improvers | https://www.chess.com/tournament/live/ecf-tuesday-improvers-rapid-2470382 | | | |
| 22nd July | chess.com | Thursday Afternoon Slow Blitz | https://www.chess.com/tournament/live/ecf-thursday-afternoon-blitz-2470380 | Swiss | 10|2 | 🐇 Rapid |
| 23rd July | chess.com | Friday Evening Slow Blitz | https://www.chess.com/tournament/live/arena/ecf-friday-evening-diamond-blitz-1288313 | Arena | 10|0 | ⚔ Blitz |
| 25th July | chess.com | Sunday Evening Rapid | https://www.chess.com/tournament/live/ecf-sunday-evening-rapid-2483190 | Swiss | 10|2 | 🐇 Rapid |
| 28th July | chess.com | Tuesday Improvers | https://www.chess.com/tournament/live/ecf-tuesday-improvers-blitz-2483200 | | | |
| 30th July | chess.com | Thursday Afternoon Blitz | https://www.chess.com/tournament/live/ecf-thursday-afternoon-blitz-2483283 | Swiss | | |
| 31st July | chess.com | Friday Evening Slow Blitz | https://www.chess.com/tournament/live/arena/ecf-friday-evening-diamond-blitz-1290318 | Arena | | |
| | | | | | | |
| | | lichess |  | | | |
| 3rd July | lichess | Saturday Evening Slow Blitz | https://lichess.org/tournament/3ndbljxI | Arena | 10|0 | ⚔ Blitz |
| 5th July | lichess | Monday Afternoon Blitz | https://lichess.org/swiss/XcQcOp8q | Swiss | 5|2 | ⚔ Blitz |
| 7th July | lichess | Wednesday Evening Blitz | https://lichess.org/swiss/BSNoNf42 | Swiss | 3|2 | ⚔ Blitz |
| 10th July | lichess | Saturday Evening Rapid | https://lichess.org/tournament/kiZEwYC9 | Arena | 10|2 | 🐇 Rapid |
| 12th July | lichess | Monday Afternoon Blitz | https://lichess.org/swiss/yvTbdyL0 | Swiss | 5|2 | ⚔ Blitz |
| 14th July | lichess | Wednesday Evening Blitz | https://lichess.org/swiss/Cj5566N9 | Swiss | 3|2 | ⚔ Blitz |
| 17th July | lichess | Saturday Evening Rapid | https://lichess.org/tournament/aiNW3eC1 | Arena | 10|2 | 🐇 Rapid |
| 19th July | lichess | Monday Afternoon Blitz | https://lichess.org/swiss/E4ngh0GI | Swiss | 10|5 | 🐇 Rapid |
| 21st July | lichess | Wednesday Evening Blitz | https://lichess.org/swiss/DqjFRzWo | Swiss | 3|2 | ⚔ Blitz |
| 24th July | lichess | Saturday Evening Slow Blitz | https://lichess.org/tournament/JPRi3WYX | Arena | 10|2 | 🐇 Rapid |
| 26th July | lichess | Monday Afternoon Blitz | https://lichess.org/swiss/OF5fNCTP | Swiss | 5|2 | ⚔ Blitz |
| 28th July | lichess | Wednesday Evening Blitz | https://lichess.org/swiss/GaYVIFmP | Swiss | 3|2 | ⚔ Blitz |
| 31st July | lichess | Wednesday Evening Blitz | https://lichess.org/tournament/bvVwn4IG | | | |
| | | Juniors Club |  | | | |
| 1st July | lichess | 4th SuperBlitz Max 1700 Arena | | Swiss | 3|2 | ⚔ Blitz |
| 1st July | lichess | 4th SuperBlitz Open Arena | | Swiss | 3|2 | ⚔ Blitz |
| 1st July | lichess | 4th SuperBlitz Max 1400 Arena | | Swiss | 3|2 | ⚔ Blitz |
| 8th July | lichess | 3rd Blitz Open Swiss | | Swiss | 3|2 | ⚔ Blitz |
| 8th July | lichess | 3rd Blitz Max 1600 Swiss | | Swiss | 3|2 | ⚔ Blitz |
| 22nd July | lichess | 15th Rapid Open Arena | | Swiss | 10|5 | 🐇 Rapid |
| 22nd July | lichess | 15th Rapid Max 1800 Arena | | Swiss | 10|5 | 🐇 Rapid |
| 22nd July | lichess | 15th Rapid Max 1400 Arena | | Swiss | 10|5 | 🐇 Rapid |
| 22nd July | lichess | 15th Rapid Max 1600 Arena | | Swiss | 10|5 | 🐇 Rapid |
| 29th July | lichess | 3rd SuperBlitz Swiss | | Swiss | 10|5 | ⚔ Blitz |
| | | Juniors Masters |  | | | |
| 11th July | lichess | Holiday Cup Qualifier 11 July – U7 | | Swiss | 10|5 | 🐇 Rapid |
| 11th July | lichess | Holiday Cup Qualifier 11 July – U9 | | Swiss | 10|5 | 🐇 Rapid |
| 11th July | lichess | Holiday Cup Qualifier 11 July – U11 | | Swiss | 10|5 | 🐇 Rapid |
| 11th July | lichess | Holiday Cup Qualifier 11 July – U13 | | Swiss | 10|5 | 🐇 Rapid |
| 11th July | | Holiday Cup Qualifier 11 July – U18 | | | | |
| 25th July | lichess | Holiday Cup Qualifier 25 July – U7 | | Swiss | 10|5 | 🐇 Rapid |
| 25th July | lichess | Holiday Cup Qualifier 25 July – U9 | | Swiss | 10|5 | 🐇 Rapid |
| 25th July | lichess | Holiday Cup Qualifier 25 July – U11 | | Swiss | 10|5 | 🐇 Rapid |
| 25th July | lichess | Holiday Cup Qualifier 25 July – U13 | | Swiss | 10|5 | 🐇 Rapid |
| 25th July | lichess | Holiday Cup Qualifier 25 July – U18 | | Swiss | 10|5 | 🐇 Rapid |
| | | Cornwall | | | | |
| 18/07/2021 | lichess | Cornwall Online 1st Cornwall Online Summer Rapidplay | https://ecflms.org.uk/lms/node/69402/rounds | Individual Challenge | 10|5 | 🐇 Rapid |
| Jul-21 | lichess | Cornwall Online 1st Cornwall Online Summer Congress | https://ecflms.org.uk/lms/node/68979/rounds | Individual Challenge | 10|5 | 🐢 Standard |
| | | Counties | | | | |
| Jul-21 | lichess | County Championships Online The National | https://ecflms.org.uk/lms/node/68999/efixtures | Platform | 90|30 | 🐢 Standard |
| Jul-21 | lichess | County Championships Online Minor Open Qualifier | https://ecflms.org.uk/lms/node/67700/efixtures | Platform | 90|30 | 🐢 Standard |
| Jul-21 | lichess | County Championships Online U1800 Qualifier | https://ecflms.org.uk/lms/node/67706/efixtures | Platform | 90|30 | 🐢 Standard |
| | | Ealing | | | | |
| 05/07/2021 | lichess | Ealing CC Spring Tournament (NG) | https://ecflms.org.uk/lms/node/67101/rounds | Individual Challenge | 45|15 | 🐢 Standard |
| | | | | | | |
| | | Grand Prix | | | | |
| July | lichess | July Blitz | https://lichess.org/tournament/SSvzgYVc | Platform | 3|2 | ⚔ Blitz |
| July | lichess | July Rapid | https://lichess.org/swiss/1govpBlX | Platform | 10|5 | 🐇 Rapid |
| | | Guildford | | | | |
| July | lichess | Guildford CC Internal (Online) | | Challenge | 90|30 | 🐢 Standard |
| | | Hertford | | Challenge | | |
| 06/07/2021 | | Hertford CC U1600 Online Championship | https://ecflms.org.uk/lms/node/66882/rounds | Challenge | | 🐢 Standard |
| Jul-21 | | Hertford CC 2021 Summer Rapid Play | https://ecflms.org.uk/lms/node/69335/rounds | Challenge | | 🐢 Standard |
| Jul-21 | | Hillingdon | | | | |
| Jul-21 | lichess | Hillingdon & District League Spring Swiss | | Challenge | | 🐢 Standard |
| | | | | | |
| | | Iceni | | | | |
| 13/07/2021-27/07/2021 | lichess | Iceni Live League Iceni Live Classic 6 Open | https://ecflms.org.uk/lms/node/69300/rounds | Challenge | | 🐢 Standard |
| 13/07/2021-27/07/2021 | lichess | Iceni Live League Iceni Live 6 Challengers | https://ecflms.org.uk/lms/node/69300/rounds | Challenge | | 🐢 Standard |
| | | Manchester | | | | |
| 06/07/2021 | lichess | Manchester Players Supporters (ChAMPS) ChAMPS Online | https://ecflms.org.uk/lms/node/64579/home | Platform | 10|5 | 🐇 Rapid |
| 15/07/2021 | lichess | Manchester Players Supporters (ChAMPS) ChAMPS Online | https://ecflms.org.uk/lms/node/64579/home | Platform | 10|5 | 🐇 Rapid |
| 20/07/2021 | lichess | Manchester Players Supporters (ChAMPS) ChAMPS Online | https://ecflms.org.uk/lms/node/64579/home | Platform | 10|5 | 🐇 Rapid |
| | | Shrewsbury Town Championship | | | | |
| Jul-21 | lichess | Shrewsbury Town Championship | | | | 🐢 Standard |
| Jul-21 | lichess | Shrewsbury Town Championship | | | | 🐢 Standard |
| | | | | | | |
| | | Shropshire | | | | |
| Jul-21 | lichess | Shropshire Individual Championship | https://www.shropshirechess.org/Nick/Shropchamps.htm | Challenge | 45|15 | 🐢 Standard |
| Jul-21 | lichess | Shropshire Cox Trophy | http://www.newportchessclub.com/shropshire/shropshire-minorindividual/ | Challenge | 45|15 | 🐢 Standard |
| | | Thames Valley | | | | |
| Jul-21 | lichess | Thames Valley Online Next Generation (Spring 2021) | https://ecflms.org.uk/lms/node/67127/efixtures | Challenge | 45|15 | 🐢 Standard |
| Jul-21 | lichess | Thames Valley Online Division 1 (Spring 2021) | https://ecflms.org.uk/lms/node/67250/efixtures | Challenge | 45|15 | 🐢 Standard |
| Jul-21 | lichess | Thames Valley Online Division 2 (Spring 2021) | https://ecflms.org.uk/lms/node/67168/efixtures | Challenge | 45|15 | 🐢 Standard |
| | | Uxbridge | | | | |
| Jul-21 | lichess | Uxbridge CC Internal Championship Online | https://ecflms.org.uk/lms/node/64801/rounds | Challenge | 10|5 | 🐢 Standard |
| 01/07/2021 | lichess | Uxbridge CC Internal Rapid Online | https://ecflms.org.uk/lms/node/64801/rounds | Challenge | 90|30 | 🐢 Standard |
| | | Watford | | | | |
| 01/07/2021-22072021 | lichess | Junior Events Watford Club (Juniors) Junior Online 2021 Summer Rapidplay | https://ecflms.org.uk/lms/node/69083/rounds | Challenge | 10|5 | 🐇 Rapid |
| | | | | | | |