David, Dave, or Dai Thomas may refer to:
Academics and education David Thomas (educationalist) (1880–1967), Welsh educationalist and politician David A. Thomas (academic) (born 1956), American psychologist, president of Morehouse College, Atlanta David A. Thomas (educator) (1917–2004), American educator, the dean of the Johnson School at Cornell David Oswald Thomas (1924–2005), Welsh philosopher at Aberystwyth University D. Winton Thomas (1901–1970), British scholar of Hebrew J. David Thomas (born 1931), British papyrologist and classical scholar David N. Thomas (academic) (born 1962), British marine biologist David Arthur Thomas (1938–2013), British legal scholar and judge
Arts Literature David Thomas, pen name of Dave Thompson (author) (born 1960), English writer about music David Thomas (Dafydd Ddu Eryri) (1759–1822), Welsh poet David Thomas (Dewi Hefin) (1828–1909), Welsh poet and schoolteacher David N. Thomas (born 1945), Welsh writer David St John Thomas (1929–2014), English publisher and writer Diana (formerly David) Thomas (born 1959), English writer, also known under her pen name Tom Cain
Music Dave Thomas (born 1936), stage name of American broadcaster and weatherman Dave Roberts when he was at WKBW-TV Buffalo David Thomas (born 1966), musician with Take 6 David Thomas (bass) (born 1943), British early-music and baroque-music singer David Thomas (composer) (1881–1928), Welsh composer David Thomas (musician) (1953–2025), American musician, member of group Pere Ubu David Vaughan Thomas (1873–1934), composer, organist, pianist and music administrator
Other arts Dave Thomas (actor) (born 1949), Canadian actor and comedian David A. Thomas (voice actor) (born 1955), American voice actor and painter David Thomas, former director of Newcastle Art Gallery, Newcastle, Australia
Business David and Tonya Thomas, Baltimore chefs, restaurateurs, and food historians David Thomas (British businessman) (born 1963), British businessman, CEO of Barratt Developments David Thomas (industrialist) (1794–1882), Welsh industrialist D. A. Thomas (David Alfred Thomas, 1856–1918), Welsh industrialist and politician David A. Thomas (software developer), Canadian software technology figure Dave Thomas (businessman) (1932–2002), founder, former chairman & spokesperson of the North American Wendy's fast-food chain David Chandler Thomas (1954–2021), American economist and technology executive
Politics David Thomas (British politician) (1892–1954), Welsh Labour politician David Thomas (educationalist) (1880–1967), Welsh educationalist and politician David Thomas (MEP) (born 1955), British Labour politician David Thomas (Florida politician) (born 1945), American politician, member of the Florida House of Representatives David Thomas (New York politician) (1762–1831), American politician, Congressman from New York David Thomas (Ohio politician) (born 1993), American politician, member of the Ohio House of Representatives David Thomas (Texas politician) (1795–1836), American politician, signer of Texas Declaration of Independence David L. Thomas (born 1949), American politician, South Carolina state senator Dave Thomas (politician) (born 1965), American politician from Alabama David Thomas (Trinidad and Tobago politician), member of parliament
Religion David Thomas (archdeacon of Cardigan) (died 1951), Welsh priest David Thomas (archdeacon of Gower) (1897–1971), Welsh Anglican priest David Thomas (archdeacon of Montgomery) (1833–1916), Welsh priest and historian David Thomas (bishop) (1942–2017), Welsh bishop David Thomas (missionary priest) (1829–1905), Welsh priest David Thomas (Protestant minister, born 1813) (1813–1894), Welsh preacher and publisher David Thomas (Congregationalist minister) (1811–1876), British Victorian Congregationalist minister
Science David Thomas (Canadian scientist), Canadian biochemist David Thomas (geographer) (born 1958), British geographer Dave Thomas (programmer) (born 1960), British-American computer programmer and writer Dave Thomas (skeptic) (born 1953), American physicist and mathematician known for his scientific skepticism David A. Thomas (academic) (born 1956), American psychologist and academic David Gilbert Thomas (1928–2015), British-American chemist and physicist David Hurst Thomas (born 1945), American archaeologist
Sports Association football Dai Thomas (footballer, born 1926) (1926–2014), Swansea City A.F.C. and Welsh international footballer Dai Thomas (footballer, born 1975), Welsh footballer Dave Thomas (footballer, born 1917) (1917–1991), English footballer Dave Thomas (footballer, born 1950), English footballer Lyn Thomas (footballer) (David Stuart Lynne Thomas, 1920–1993), Welsh footballer
Rugby Dai Thomas (rugby league) (1879–1958), rugby league footballer of the 1900s for Other Nationalities, and Oldham Dai Thomas (rugby union) (1909–?), Welsh international rugby player Dave Thomas (rugby union, born 1941) (1941–2017), Welsh rugby player Dave Thomas (rugby union, born 1988), New Zealand rugby player David Thomas (rugby league), rugby league footballer of the 1900s for Wales, Halifax, and Mid-Rhondda David John Thomas (1879–1925), Welsh international rugby player David Thomas (rugby union) (1909–1952), Welsh international rugby union player.
Cricket David Thomas (cricketer, born 1911) (1911–2001), Welsh cricketer David Thomas (cricketer, born 1959) (1959–2012), English cricketer David Thomas (cricketer, born 1963), former English cricketer
Gridiron football David Thomas (American football) (born 1983), American football tight end David Thomas (gridiron football) (born 1951), American football cornerback Dave Thomas (cornerback) (born 1968), American football cornerback
Other sports Dave Thomas (baseball) (1905–1968), Negro league baseball player Dave Thomas (basketball) (born 1976), Canadian basketball player David Thomas (beach volleyball) (born 1974), Trinidad and Tobago beach volleyball player David Thomas (boxer) (1937–1980), British Olympic boxer David Thomas (field hockey) (1927–2024), British Olympic hockey player Dave Thomas (golfer) (1934–2013), Welsh golfer
Other David Cuthbert Thomas (1896–1916), Welsh soldier of the First World War David Courtney Thomas (died 1990), American murder victim David Thomas (murderer) (died 1995), executed Vincentian criminal David M. Thomas Jr. (born 1958), officer in the United States Navy David Thomas (jeweller) (1942–2026), Crown Jeweller for the British monarchy David Thomas (judge), justice of the Supreme Court of Queensland Dai Thomas (character), fictional character in Marvel Comics
See also
Davyd Thomas (born 1956), officer in the Royal Australian Navy David Clayton-Thomas (born 1941), musician and lead singer of Blood, Sweat & Tears Thomas (surname)