Notable Old Tonbridgians

* William Alexander (bishop) (1824-1911) Poet, Theologian and Anglican Primate of All Ireland
* Robert Ashfield Organist of Southwell Minster and Rochester Cathedral
* Sir Herbert Baker, Architect
* Donal Blaney, Chief Executive of the Young Britons' Foundation
* Sir John Bond, former chairman of HSBC
* Ian Bradley, Writer, Academic and Theologian
* Bill Bruford, Yes, King Crimson and others musician
* Hugh Cecil - 1920's society photographer
* Tom Chaplin, Keane musician
* Charles Coldman, Founder of African Promise
* Sir M. C. Cowdrey, Baron Cowdrey of Tonbridge (1932-2000), Kent CCC and England cricketer and cricket administrator
* C. S. Cowdrey (born 1957), Kent Glamorgan and England cricketer and broadcaster
* G. R. Cowdrey (born 1964), Kent cricketer
* Sir Sherard Cowper-Coles, diplomat
* Aleister Crowley, occultist, mystic, sexual revolutionary
* Maurice Denham (1909-2002), actor
* R. M. Ellison (born 1959), Kent CCC and England cricketer
* Ollie Freeman, Athlete, Great Britain Tri-athlete
* W.H.R Rivers, Cambridge neurologist, psychologist, anthropologist and World War One psychiatrist
* E. M. Forster, novelist
* Frederick Forsyth, novelist
* W. D. Hamilton
* Chris Hollins - BBC Breakfast sports presenter, son of footballer John Hollins
* C. W. H. Howard (born 1904), Middlesex CCC cricketer
* Richard Hughes, Keane musician
* Edmund Ironside, 1st Baron Ironside, Chief of the Imperial General Staff
* Sidney Keyes, poet
* Harold Stephen Langhorne (1877-1878), Brigadier-General in the British Army in the First World War
* James Archibald Dunboyne Langhorne (1893-1896), Brigadier in the British Army
* Michael Marriott head of the British stock exhange
* Sir Arthur Marshall, aviation engineer
* Tom May, rugby union player, Newcastle Falcons
* Patrick Mayhew, QC, barrister and politician
* Sir John Nott-Bower, Commissioner of Police of the Metropolis
* Sir Sydney Olivier, 1st Baron Olivier (1859-1943), KCMG, statesman
* Christopher Reid, poet
* Tim Rice-Oxley, Keane musician
* Vikram Seth, novelist
* Dr Anthony Seldon, historian, political commentator and educationalist (current Master of Wellington College)
* Air Chief Marshal Sir Andrew 'Sandy' Wilson, Former Air Member for Personnel and last C-in-C RAF Germany
* Dan Stevens, actor
* David Sherwin, screenwriter, most famous for his work on the film "If...."
* E. T. Smith (born 1977), Middlesex CCC, Kent and England cricketer
* Paul Tanqueray - society photographer
* Sir Peter Tapsell, politician
* David Tomlinson (1917-2000), actor
* Arthur Tooth SSC, Anglo-Catholic clergyman prosecuted for using ritualist liturgical practices
* Sir David Trench, Governor of Hong Kong (1964-1971)
* Tim Waterstone (born 1939), Bookseller
* Benjamin Whitrow (born 1932), actor
* Andy Zaltzman, stand-up comedian