Thomas Waddingham (born 5 April 2005) is an Australian soccer player who plays as a striker for EFL Championship club Portsmouth.

[1] Raised in Cairns, Waddingham is a graduate of Kelvin Grove State College, and is of English descent.

[3][5] Waddingham made his debut for Brisbane Roar in an Australia Cup clash against the Newcastle Jets on 14 August 2023.

[6] On 22 January 2025, Waddingham joined EFL Championship side Portsmouth for an undisclosed fee, on a three-and-a-half-year deal.

[7][8] He made his debut three days later as a second-half substitute, scoring a consolation goal in a 5–1 defeat to West Bromwich Albion.