David Lynn Thomas (born 1953 in Miami, Florida) is an American singer, songwriter, and musician.
David John Thomas (1881 - 1928), often known by his bardic name of "Afan", was a Welsh composer, conductor and organist.
David Thomas (1794 - 1882) was a native of Wales who was influential in the birth of the Industrial Revolution.
John David Thomas (born July 5, 1983) is a current American football player for the New England Patriots. He was drafted in the third round of the 2006 NFL Draft. Thomas played college football at the University of Texas.
David Thomas (10 December 1795–1836) was a signatory of the Texas Declaration of Independence and the first Attorney General (ad interim) and acting Secretary of War of the Republic of Texas.
David S. G. Thomas is a scientist and geographer. He is Professor of Geography at the University of Oxford, and a Professorial Fellow of Hertford College, Oxford.
David Thomas is a Welsh politican and member of Plaid Cymru.