1903-1922, 1963-present, railway company and heritage railway, Wales Welshpool & Llanfair Light Railway 1903 - 1922
1903-1972, archaeologist; palaeoanthropologist, Kenyan; British Leakey, Louis Seymour Bazett 1903 - 1972
1903-1990, scientist, engineer and high-speed photographer, American Edgerton, Harold Eugene 1903 - 1990
1903-1960, Keeper of the Science Museum Library (1945-60), British Pledge, Humphrey Thomas 1903 - 1960
1903-1966, ship builders and designers, Newcastle upon Tyne, England, British Swan Hunter and Wigham Richardson Limited 1903 - 1966
1903-1975, documentary and fine art photographer, author, St Louis, Missouri Evans, Walker 1903 - 1975
Lord Brock, Baron Brock of Wimbledon, 1903-1980, surgeon, British; English Brock, Baron Brock, Russell Claude 1903 - 1980
1903-1955, manufacturer of fire extinguishing equipment, London & Feltham, England Minimax Limited 1903 - 1955
1903-1974, artist; poster artist; landscape painter; marine painter, British Muncaster, Claude 1903 - 1974
1952; railway employee, railway manager, railway freight manager, railway station master, railway parcels manager, railway freight manager, railway infrastructure manager Dudman, Gordon John 1901