Thomas Dixon Craig (November 20, 1842 – April 4, 1905) was an Ontario merchant and political figure. He represented Durham East in the Legislative Assembly of Ontario from 1886 to 1890 and in the Canadian House of Commons from 1891 to 1900 as an Independent Conservative member.
He was born in London, England in 1842 and came to Upper Canada with his family the following year. Craig was educated at the University of Toronto. He was a tanner in Port Hope.