Full Name: Alan Mathison Turing; Profession: British mathematician, logician, computer scientist, cryptanalyst, codebreaker, and pioneering founder of theoretical computer science and artificial intelligence whose work on the Enigma and other ciphers at Bletchley Park turned encrypted German communications into actionable intelligence during World War II; Nationality: British; Born: 23 June 1912; Birthplace: Maida Vale, London, England (born in a nursing home at Warrington Lodge, Warrington Crescent, Maida Vale, in the City of Westminster); Generation: Greatest Generation (World War II or G.I. Generation, typically defined as those born from about 1901 to the mid‑1920s who came of age during the Great Depression and the Second World War); Chinese Zodiac: Water Rat (1912 was a Water Rat year beginning on 18 February 1912, and as he was born on 23 June 1912 his Chinese zodiac animal is the Rat, element Water); Zodiac Sign: Cancer (the Sun on 23 June falls in Cancer under the tropical zodiac); Age in 2026: 114 (he would be 114 years old in 2026 if still living, based on his birth in 1912 and death at age 41 in 1954); Marital Status: Never married (he was briefly engaged in 1941 to fellow Bletchley Park cryptanalyst Joan Clarke, but the engagement ended by mutual agreement and he remained unmarried); Children: None (no historical record of Turing having any children); Description: Alan Turing was a profoundly influential British mathematician and logician whose 1936 paper on computable numbers introduced the conceptual “universal Turing machine,” providing the theoretical foundation of modern digital computers, and whose later work at Britain’s Government Code & Cypher School at Bletchley Park led Hut 8 in devising electro‑mechanical “bombe” machines and analytic methods that systematically broke German Enigma and other high‑grade ciphers, enormously aiding Allied naval intelligence and helping to shorten the war by converting deeply encrypted messages into timely operational insights; after the war he contributed to some of the earliest designs for stored‑program electronic computers such as the Automatic Computing Engine, explored mathematical biology in his paper “The Chemical Basis of Morphogenesis,” and proposed the “imitation game,” now known as the Turing Test, as a philosophical and practical benchmark for machine intelligence, making him a central figure in the origins of computer science, artificial intelligence, and complex systems theory; his life was also marked by persecution for his homosexuality under mid‑twentieth‑century British law, leading to a 1952 conviction and compulsory hormonal treatment, followed by his early death, and he has since been posthumously recognised as a war hero and scientific giant, commemorated on the Bank of England fifty‑pound note and honoured by a royal pardon in 2013; Cause of Death: Cyanide poisoning, officially ruled suicide after he was found dead at home in Wilmslow, Cheshire, on 8 June 1954 with a half‑eaten apple nearby, the inquest concluding that he had likely ingested cyanide (probably via the apple), although some later commentators have suggested the possibility of accidental poisoning despite the coroner’s suicide verdict.