Thomas Fancutt (born 25 February 1995) is an Australian tennis player.

Fancutt comes from a tennis-playing family, with his grandfather Trevor, grandmother Daphne, uncles Charlie and Michael and father Chris all former professional tennis players.

In March, 2024, Fancutt alongside American Hunter Reese claimed the doubles title at the Rwanda Challenger.

140, he made the main draw of the 2024 Hangzhou Open with partner Blake Bayldon as a direct entry, following the withdrawal of Sander Gillé and Joran Vliegen.

In October, Fancutt, along with Blake Ellis won consecutive challenger doubles titles in Playford and Sydney.