Academic
- John Standish Fforde - Economist, historian and Chief Cashier at the Bank of England - as such his signature would have appeared on sterling banknotes for a period
- Frank Fletcher - First person to be knighted for services to education
- Sir Henry Stuart Jones - Classical scholar and lexicographer
- Charles Lethbridge Kingsford - Historian
- Geoffrey Kirk - Regius Professor of Greek at Cambridge [1]
- Charles Kay Ogden - Linguist, psychologist and philosopher and inventor of Basic English
- Sir Herbert Isambard Owen - Nephew of Isambard Kingdom Brunel. First Vice Chancellor of Bristol University and founder of The University of Wales
- Niall Shanks - Philosopher
- Frederick Arthur Simpson- Historian and eccentric
Literary
- J. R. Ackerley - author, editor, and memoirist
- Leslie Charteris - creator of The Saint
- J.G. Farrell - novelist and winner of the Booker Prize
- F. W. Harvey D. C. M. - Poet
- Robert Pickering Ashe - Diarist and Colonialist
Media and Television
- Michael Barratt - former BBC TV 'Nationwide' anchorman
- Patrick Campbell - 3rd Baron Glenavy - Former team captain on Call My Bluff
- Henry Curwen - Journalist and author
- Sonny Flood - Actor in Hollyoaks
- Edmund Garrett - Journalist and newspaper editor [2]
- Davinia Taylor - Actress and It Girl
Military
- Field Marshal Sir Charles Comyn Egerton - member of the Council of the India, Commander of the Somaliland Field Force [3]
- Captain G.S.Henderson VC
- General Sir Thomas Hutton (M.C. KCB, KCIE)
- Air Chief Marshal Sir Charles Edward Hasting Medhurst (KCB CB OBE MC) - Director of Allied Air Co-Operation (1940) and key figure in the RAF throughout WW2
- John Moss MC [4]
- Captain G.R.P.Roupell VC
Misc
- John Reginald Birchall - "Swamp of Death" Murderer, hanged in 1890
Music and the Arts
- Bill Ashton - Founder of the National Youth Jazz Orchestra
- Sir Thomas Beecham - Conductor and founder of numerous orchestras including the London Philharmonic
- Anthony Besch - opera director [5]
- Christopher Whall - Founder of the New England School of Stained Glass craftsmanship. Helped William Morris establish the William Morris Arts and Crafts Society.
Politics
- Lt.Colonel Arthur Anderson - A.D.C. to the Viceroy of India
- Robert Bernays - Conservative MP
- Arthur John Bigge, 1st Baron Stamfordham Private Secretary to Queen Victoria (1895-1901) and to George V (1910-1931)
- Alfred Broughton - Long serving Labour MP - Key to the Labour Government downfall in 1979
- Sir Alexander Carmichael Bruce - Assistant Commissioner of Police of the Metropolis
- Sir Charles Noble Arden-Clarke - Colonial Governor, Last Governor of the Gold Coast
- George Clarke, 1st Baron Sydenham of Combe - Governor of Bombay and Victoria
- Frederick Lugard (GCMG, CB, DSO, PC) - governor of Hong Kong and Nigeria and founder of the University of Hong Kong.
- Neil Marten - Conservative MP
- William Rolleston [6] - Cabinet Minister in New Zeland who later became the Leader of the Opposition there.
- Sir John Le Rougetel - Ambassador to Persia,Belgium and High Commissioner, South Africa.
- John Ellis Talbot - Conservative MP
- Benjamin Strachan - Ambassador to the Yemen,Lebanon and Algeria.
- George Frederic Verdon (KCMG) - 19th Century Treasurer of Australia - Equivalent to the Chancellor of the Exchequer in the UK
- Derek Colclough Walker-Smith - Long Serving Conservative MP
- Ralph Champneys Williams - Govenor of Newfoundland
- Robert Armstrong Yerburgh - Unionist MP [7]
Religious
- Father Thomas R.D. Byles - Catholic priest who refused to leave the Titanic so he could help fellow passengers. He perished as it sank.
- William Henry Temple Gairdner - Missionary
- Revd. John Pym - Chaplain to George V
- John Hugh Smyth formerly Smyth-Pigott - Agapemonite leader
- Alwyn Williams - Bishop of Oxford,Durham and Winchester. Chaplain to George V.Prelate of the Most Noble Order of the Garter
Science, Medicine and Engineering
- Sir William de Wiveleslie Abney - Astronomer, Chemist and Photographer
- John Fleetwood Baker - Civil engineer and designer of the Morrison indoor shelter
- William Blair-Bell - Co-Founder of The Royal College of Obstetricians and Gynaecologists
- David Brown - Engineer, entrepreneur and one-time owner of Aston Martin; his initials are still given to the finest models of Aston Martin cars. He also owned Lagonda.
- Sir Frederick Brundrett - Chief Scientific adviser to the Ministry of Defence 1954-1960 [8]
- Charles Craven OBE - Managing Director of Vickers-Armstrong
- Ivan de Burgh Daly - Physiologist
- Professor Sir William Boyd Dawkins - geologist and archaeologist and fellow of The Royal Society
- Wilfred Fletcher C.B.E - Designer of the first Severn Bridge
- George Garrett - Clergyman and Submarine Designer
- Francis Graham-Smith - Astronomer Royal
- Dikran Tahta - Maths teacher who inspired Stephen Hawking
Sport
- Rex Crummack - 1920 Olympic Gold Medal Winning British hockey player [9]
- Bob Bennett - Cricket for Lancashire. Chairman of Lancashire County Cricket Club. Chairman of the Test and County Cricket Board and tour manager of England's tour of the West Indies in 1998.
- Liam Botham - (Son of Ian Botham.) Rugby Union, Rugby League and Cricket player at the highest professional levels in his own right.
- Walter Clopton Wingfield - The 'Inventor of Lawn Tennis'
- Robert Coar - Former Chairman of Blackburn Rovers, now director of football there, and Current Member of the English FA Governing Body
- Paul Dalglish - Football player
- Michael Dickinson - World Record Holding National Hunt trainer
- Thomas Higson - Cricket for Lancashire and England. England test selector
- Nigel Howard - Fleeting England Cricket Captain
- Ham Lambert - Irish International cricketer, rugby player and referee
- Michael Melluish MBE - Cricket for Cambridge University, Middlesex and Gentlemen. Past President and Treasurer of the MCC .Honorary Life Vice-President of the MCC.
- Brian Redman - Racing Driver
- A.B.Rowley - First President of Lancashire County Cricket Club
- E.B.Rowley - First Captain of Lancashire County Cricket Club
- Vernon Royle - England Test Cricketer
- Peter Winterbottom - Former England Rugby Union Captain. He also played for the Lions.
Notable Old Masters and Old Council Members
- John Ambrose Fleming - Inventor
- Walter Besant - Novelist & Historian
- Harry Dean - Cricketer (Coach at Rossall) [10]
- Paul Grice - Philosopher
- John Eldon Gorst - Politician
- Owen Seaman - Poet + Journalist
- Edward Henry Stanley - 15th Earl of Derby and Foreign Secretary (Son of Edward Smith-Stanley, 14th Earl of Derby and Prime Minister.)
- Frederick Arthur Stanley - 16th Earl of Derby notable for donating the Stanley Cup
- John Woolley
- Every Earl of Derby since the 15th Earl of Derby has been President of the Corporation of Rossall School
Fictional
Possible ORs Requiring Further Evidence For Confirmation
- On anecdotal evidence - Major-General Sir Richard Nelson Gale, GCB, KBE, DSO, MC - Deputy Supreme Allied Commander Europe - Gale's attendence at Rossall does need further investigation for full proof as it is also believed hat he attended Aldenham School - if someone could check it against the Rossall Register of the appropriate year please.
Note the story Staff-Sergeant Ernie Stocker gives half way down the page on this link - [11]