| 4am Kru | Group | | London , England, United Kingdom | | | | | 4 |
| 4D Jones | Group | | Norwich, Norfolk, England, United Kingdom | | | | | |
| 4D2DEEP | Group | | Swindon, England, United Kingdom | 2016-06-15 | Swindon, England, United Kingdom | | | |
| 4Eyez | Person | Male | Wokingham, England, United Kingdom | 2003-07-18 | Reading, England, United Kingdom | | | |
| 4FLEX | Person | Male | London , England, United Kingdom | | | | | |
| 4Flexx | | | London , England, United Kingdom | | | | | |
| 4FT Fingers | Group | | United Kingdom | 1996 | Cheltenham, Gloucestershire, England, United Kingdom | | | |
| 4hero | Group | | United Kingdom | 1989 | Dollis Hill, Brent , London , England, United Kingdom | | | 5 |
| 4hod | Person | Male | West Midlands, England, United Kingdom | 2001-08-03 | West Midlands, England, United Kingdom | | | |
| 4Square | Group | | Manchester, Greater Manchester, England, United Kingdom | 2006-12-01 | Manchester, Greater Manchester, England, United Kingdom | | | |
| 4T Recordings | Person | Male | United Kingdom | 1977-09 | Putney, Wandsworth, London , England, United Kingdom | | | |
| 4teenth | Group | | Cambridge, Cambridgeshire, England, United Kingdom | | | | | |
| 4th Labyrinth | Group | | United Kingdom | 2013-05-31 | Cambridge, Cambridgeshire, England, United Kingdom | | | |
| 4th Project | Group | | Bristol, England, United Kingdom | 2014-10-15 | Bristol, England, United Kingdom | | | |
| 4TUNE | Person | | Bristol, England, United Kingdom | | | | | |
| 5 Days Of November | Group | | Burton upon Trent, Staffordshire, England, United Kingdom | 2010-10 | Burton upon Trent, Staffordshire, England, United Kingdom | | | |
| 5 Go Mad | Group | | Portsmouth, England, United Kingdom | | | | | |
| 5 Hills Out | Group | | Derbyshire, England, United Kingdom | 2017 | Derbyshire, England, United Kingdom | | | |
| 5 of 6 | Person | Male | Bath, Somerset, England, United Kingdom | | | | | |
| The 5 String Dropout Band | Group | | Essex, England, United Kingdom | | | | | |
| Five Past 5 | Person | Male | United Kingdom | | Bedford , England, United Kingdom | | | |
| 5ERIOUS | Person | Male | London , England, United Kingdom | 1987-05-26 | Crawley, West Sussex, England, United Kingdom | | | |
| 5OL1D FU3L | Group | | Northamptonshire, England, United Kingdom | 2010-07-15 | Northamptonshire, England, United Kingdom | | | |
| 05Ric | Person | Male | Devon, England, United Kingdom | | | | | |
| 5th Man Down | Group | | United Kingdom | 2000 | Croydon , London , England, United Kingdom | 2006 | Croydon , London , England, United Kingdom | |
| 5th Story | Group | | United Kingdom | 2013 | London , England, United Kingdom | 2014 | | |
| 5X | Person | Male | Leeds, Leeds, West Yorkshire, England, United Kingdom | | | | | |
| 6ix | Person | Male | Tottenham, Haringey, London , England, United Kingdom | | Tottenham, Haringey, London , England, United Kingdom | | | |
| 007 | Group | | England, United Kingdom | | | | | |
| 7 Air | Group | | London , England, United Kingdom | | | | | |
| 7 Year Itch | Group | | Rochdale, Rochdale, Greater Manchester, England, United Kingdom | 1980 | Rochdale, Rochdale, Greater Manchester, England, United Kingdom | 1981 | Rochdale, Rochdale, Greater Manchester, England, United Kingdom | |
| 7 Year War | Group | | Worcester, Worcestershire, England, United Kingdom | | | | | |
| 7age | Person | Male | London , England, United Kingdom | | | | | |
| 7Day Conspiracy | Group | | Sittingbourne, Kent, England, United Kingdom | 2003 | | | | |
| 7dB | | | Bristol, England, United Kingdom | | | | | |
| Clavis 7even | Person | Male | Wolverhampton, West Midlands, England, United Kingdom | | | | | |
| 7even2wice | Group | | London , England, United Kingdom | 2017-03-01 | London , England, United Kingdom | | | |
| 7he 7ouch | Group | | London , England, United Kingdom | 2014-11 | London , England, United Kingdom | | | |
| 7th Child | Group | | London , England, United Kingdom | 1996 | London , England, United Kingdom | 2002 | London , England, United Kingdom | |
| 7th Plague | Group | | United Kingdom | | Wolverhampton, West Midlands, England, United Kingdom | | | |
| 7XINS | | | Wales, Rotherham, South Yorkshire, England, United Kingdom | | | | | |
| 8 Bit Mayhem | Group | | United Kingdom | 2007 | Poole, England, United Kingdom | | | |
| 8 Bit Society | Group | | London , England, United Kingdom | 2016-08-01 | | | | 5 |
| 8 Fold | Group | | London , England, United Kingdom | 2004 | Guildford, Surrey, England, United Kingdom | | | |
| 8:58 | Person | Male | | 1968-05-19 | Sevenoaks, Kent, England, United Kingdom | | | |
| 8&Greg | Group | | London , England, United Kingdom | | | | | |
| 8Ball | Person | | Leicester, England, United Kingdom | | | | | |
| Jay 8lue | Person | Male | London , England, United Kingdom | | | | | |
| 9.30 Fly | Group | | United Kingdom | 1971 | Cheltenham, Gloucestershire, England, United Kingdom | 1972 | | |
| 9DAYS | Person | Female | London , England, United Kingdom | | | | | |
| 9foldpunch | Group | | Fenstanton, Cambridgeshire, England, United Kingdom | | | | | |
| 9th House | Person | Male | London , England, United Kingdom | | | | | |
| 9th Street | Group | | Barnet , London , England, United Kingdom | | | | | |
| 9TRANE | Person | Male | Norwich, Norfolk, England, United Kingdom | | | | | |
| 10 Plagues | Group | | | 2000 | Brighton, Brighton and Hove, England, United Kingdom | | | |
| 10-20 | Person | Male | Devon, England, United Kingdom | | | | | |
| 10,000 Things | Group | | United Kingdom | 2001 | Leeds, Leeds, West Yorkshire, England, United Kingdom | 2005 | | 5 |
| 10:32 | Group | | London , England, United Kingdom | 2018-10-01 | | | | |
| 10cc | Group | | United Kingdom | 1972 | Stockport, Stockport, Greater Manchester, England, United Kingdom | | | 3.85 |
| 10o'clock Chemical | Group | | Stoke-on-Trent, England, United Kingdom | | | | | |
| 12 Ensemble | Orchestra | | London , England, United Kingdom | | | | | |
| 12 Inch Thumpers | Group | | United Kingdom | | London , England, United Kingdom | | | |
| 12 Rounds | Group | | United Kingdom | | London , England, United Kingdom | | | |
| 12 Stone Productions | Group | | Hackney, London , England, United Kingdom | 1994 | | [unknown] | | |
| 12 Stone Toddler | Group | | Brighton, Brighton and Hove, England, United Kingdom | | | | | |
| The 012 | Group | | United Kingdom | 1980 | London , England, United Kingdom | 1984 | | |
| The 12:02 | Group | | England, United Kingdom | 2023-01-28 | Darlington , England, United Kingdom | | | |
| 12omo | Person | Male | Birmingham, West Midlands, England, United Kingdom | 1990-09-08 | Birmingham, West Midlands, England, United Kingdom | | | |
| 12s | Person | Male | Sheffield, South Yorkshire, England, United Kingdom | 2003-11-14 | Sheffield, South Yorkshire, England, United Kingdom | | | 5 |
| 13 | Group | | Essex, England, United Kingdom | | | | | |
| 13 Black | Group | | | 2017 | Worcester, Worcestershire, England, United Kingdom | 2019 | | |
| 13 Frightened Girls | Group | | United Kingdom | 1983 | London , England, United Kingdom | | | |
| 13aX | Group | | London , England, United Kingdom | 2020-06-06 | London , England, United Kingdom | | | |
| 13th Chime | Group | | United Kingdom | 1981 | Haverhill, Suffolk, England, United Kingdom | | | |
| Friday the 13th | Group | | London , England, United Kingdom | 2013-01-17 | | | | |
| 14 Iced Bears | Group | | United Kingdom | 1985 | Brighton, Brighton and Hove, England, United Kingdom | 1991 | | 5 |
| 14 Reasons | Group | | Newcastle upon Tyne, Tyne and Wear, England, United Kingdom | 2018-01-01 | Newcastle upon Tyne, Tyne and Wear, England, United Kingdom | | | |
| 15 Minutes of Fame | Group | | London , England, United Kingdom | 2011-11-01 | | | | |
| 16 Guns | Group | | United Kingdom | 1982 | London , England, United Kingdom | 1985-06 | | 3 |
| 16bit | Group | | United Kingdom | 2007 | London , England, United Kingdom | 2012 | | |
| 17 | Person | Male | Wolverhampton, West Midlands, England, United Kingdom | 2001-08-01 | Coventry, West Midlands, England, United Kingdom | | | |
| 17 Stitches | Group | | United Kingdom | | London , England, United Kingdom | | | |
| 19th Incarnation | Person | Male | London , England, United Kingdom | | | | | |
| 20 Times Dark | Other | Male | North Yorkshire, England, United Kingdom | 2022-03-01 | North Yorkshire, England, United Kingdom | | | |
| 20B&H | Group | | Birmingham, West Midlands, England, United Kingdom | | | | | |
| 20jazzfunkgreats | Other | | Brighton and Hove, England, United Kingdom | 2004 | | | | |
| 021 | Group | | United Kingdom | 1980 | Solihull, West Midlands, England, United Kingdom | | | |
| 21 Savage | Person | Male | United States | 1992-10-22 | Plaistow, Newham, London , England, United Kingdom | | | 5 |
| 021G | | | London , England, United Kingdom | | | | | |
| 21Prado | Person | Male | Birmingham, West Midlands, England, United Kingdom | 1999-05-17 | Cameroon | | | |
| 21st Century Girls | Group | | United Kingdom | 1999-06 | Dudley, West Midlands, England, United Kingdom | 2000 | | |
| 22 | Group | | London , England, United Kingdom | | | | | |
| 22 Oceans | Person | Male | | 1968-04-22 | Liverpool, Merseyside, England, United Kingdom | | | |
| 22‐20s | Group | | United Kingdom | 2002 | Sleaford, Lincolnshire, England, United Kingdom | | | 4.5 |
| 22nd Street | Group | | United Kingdom | | Carlisle, Cumbria, England, United Kingdom | [unknown] | | |
| 23 | Person | Male | London , England, United Kingdom | | | | | |
| 23 Drillas | Group | | Erdington, Birmingham, West Midlands, England, United Kingdom | | | | | |
| 23 Skidoo | Group | | United Kingdom | 1979 | London , England, United Kingdom | 2003 | | |
| The 23rd Turnoff | Group | | United Kingdom | | Liverpool, Merseyside, England, United Kingdom | | | |
| 24 Pesos | Group | | England, United Kingdom | 2008-04-24 | London , England, United Kingdom | | | 4 |