Thomas Fancutt (born 25 February 1995) is an Australian tennis player. He has a career high ATP doubles ranking of world No. 107 achieved on 2 December 2024. He also has a career high singles ranking of No. 382 achieved on 22 May 2023.
Fancutt made his debut on the ITF circuit at the Australia F6 in September 2013.
Fancutt won his first ITF title in Anning, China in July 2016.
In February 2021, Fancutt made his ATP main draw debut at the 2021 Great Ocean Road Open, where he was an alternate into the singles main draw.
In March, 2024, Fancutt alongside American Hunter Reese claimed the doubles title at the Rwanda Challenger. As a result, Fancutt rose to a career high doubles ranking of No. 205 on March 18.
Ranked No. 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. This resulted in Fancutt rising to a career high doubles ranking of No. 121 on 4 November 2024.