Sir Thomas Clifton WebbKCMG (8 March 1889 – 6 February 1962) was a New Zealand politician and diplomat. He was born in Te Kopuru in the Kaipara District, studied at Auckland University College, and practised law in Dargaville. He was in the army from 1917-1919, then returned to his practice in Dargaville and was a borough councillor there from 1921-1923. He moved to Auckland in 1927 and established a new law firm there.