Challenger Fairfield 10/09 19:00 25 Felix Corwin v James Duckworth 7-6,5-7,0-6
ATP Tokyo 09/29 03:55 164 [143] James Duckworth v Alexei Popyrin [90] 3-6,6-7
ATP Tokyo 09/28 04:30 64 [88] Thomas Fabbiano v James Duckworth [143] 2-6,3-6
ATP Chengdu 09/22 05:00 164 [84] Kamil Majchrzak v James Duckworth [140] 4-6,7-6,6-4
ATP Chengdu 09/21 09:10 64 [317] Harry Bourchier v James Duckworth [140] 3-6,4-6
Challenger Jinan 09/05 06:30 26 [131] James Duckworth v Zhe Li [225] 6-7,3-6
Challenger Jinan 09/04 05:40 25 [131] James Duckworth v Ze Zhang [354] 6-1,6-4
Challenger Baotou 09/01 04:00 29 [131] James Duckworth v Sasi Kumar Mukund [285] 6-4,6-3
Challenger Baotou 08/31 03:00 28 [131] James Duckworth v Frederico Ferreira Silva [282] 6-3,6-4
Challenger Baotou 08/30 03:00 27 [131] James Duckworth v Goncalo Oliveira [265] Retired
Challenger Baotou 08/29 04:50 26 [131] James Duckworth v Tsung-Hua Yang [297] 3-6,7-6,6-1
Challenger Baotou 08/28 08:35 25 [131] James Duckworth v Min-Kyu Song [192] 6-1,6-4
US Open 08/20 20:05 44 [205] Marco Trungelliti v James Duckworth [132] 6-3,5-7,6-3
Challenger Yokkaichi 08/11 05:40 29 [164] Yuichi Sugita v James Duckworth [158] 3-6,6-3,7-6
Challenger Yokkaichi 08/10 04:25 28 [143] Tatsuma Ito v James Duckworth [158] 3-6,4-6
Challenger Yokkaichi 08/09 03:00 27 [286] Tung-Lin Wu v James Duckworth [158] 3-6,1-6
Challenger Yokkaichi 08/08 04:05 26 [346] Shintaro Imai v James Duckworth [158] 2-6,3-6
Challenger Yokkaichi 08/07 04:40 25 [468] Lucas Catarina v James Duckworth [158] 1-6,3-6
Challenger Chengdu 08/02 03:00 27 [141] James Duckworth v Yuichi Sugita [197] 6-3,6-7,4-6
Challenger Chengdu 08/01 04:55 26 [141] James Duckworth v Thomas Fancutt [366] 6-2,6-2
Challenger Chengdu 07/31 02:00 25 [141] James Duckworth v Runhao Hua [404] 6-7,7-6,6-3
Wimbledon 06/26 12:25 45 [147] James Duckworth v Viktor Galovic [199] 6-3,3-6,9-11
Wimbledon 06/24 10:00 44 [147] James Duckworth v Jan Choinski [284] 6-1,7-5
Challenger Ilkley 06/18 15:20 25 [151] James Duckworth v Gregoire Barrere [115] 6-7,3-6
Challenger Ilkley 06/17 16:40 24 [151] James Duckworth v Filip Horansky [172] 6-1,6-2
Challenger Nottingham 06/14 13:20 26 [191] Go Soeda v James Duckworth [155] 7-6,6-2
Challenger Nottingham 06/13 15:25 25 [155] James Duckworth v Peter Polansky [131] 6-7,7-6,6-3
Challenger Nottingham 06/11 18:35 24 [155] James Duckworth v Jay Clarke [162] Retired
Challenger Surbiton 06/03 13:55 24 Andrew Harris v James Duckworth Cancelled
French Open 05/20 11:35 44 [111] Sergiy Stakhovsky v James Duckworth [151] Retired

James Duckworth (born 21 January 1992) is an Australian professional tennis player. He has a career-high ATP singles ranking of World No. 46 achieved on 31 January 2022 and No. 185 in doubles achieved on 10 February 2020. Duckworth represented Australia in tennis at the 2020 Tokyo Olympics and the 2022 ATP Cup.

As a junior, Duckworth enjoyed a successful career which included winning three titles and reaching the semifinals of the 2010 French Open.