Thomas Warner

Thomas Warner may refer to:

• Sir Thomas Warner (explorer) (1580–1649), English explorer, and settler of St Kitts
• Sir Courtenay Warner, 1st Baronet (Thomas Courtenay Theydon Warner, 1857–1934), British politician
• Tom Warner (1948–2019), American politician
• Tom Warner (activist) (born 1952), Canadian gay rights activist
• Thomas Warner (poet) (born 1979), British poet
• Thomas Warner (bobsleigh), British bobsledder
• Thomas Warner (cricketer), South African cricketer