Mitchell Thomas Duke (born 18 January 1991) is an Australian professional soccer player who plays as a forward for J1 League club Machida Zelvia and the Australia national team.

Duke was born in Liverpool, New South Wales and played youth soccer with Parramatta Eagles before starting his professional career with Central Coast Mariners.

On 9 February 2011, Duke made his senior debut for the Mariners and also scored his first goal in a 3–1 win over Gold Coast United.

[8] On 25 January 2019, Duke announced that he had moved back home and signed with Western Sydney Wanderers FC and captained the club.

[9] He scored the winning goal against Al-Duhail in a AFC Champions League group stage fixture on 25 September 2020 but fell out of favour with the club leadership shortly after, having moved from his forward position to the wing.

On 1 February 2021, Duke returned to Australia and signed for his former club Western Sydney Wanderers on loan for the remainder of the 2020–21 A-League season.

[17] 7 September 2013, Duke next played for the Socceroos in a 0–6 friendly loss to Brazil, at Estadio Nacional Mane Garrincha in Brasília.