Challenger San Luis Potosi 03/29 02:25 26 [221] Alexis Galarneau v James Duckworth [109] 7-6,3-6,6-1
Challenger San Luis Potosi 03/27 00:45 25 [191] Beibit Zhukayev v James Duckworth [109] 6-7,6-7
ATP Acapulco 02/25 01:15 26 [146] Zachary Svajda v James Duckworth [97] Retired
ATP Delray Beach 02/13 18:40 25 James Duckworth v Taro Daniel Cancelled
ATP Dallas 02/10 02:20 27 [17] Adrian Mannarino v James Duckworth [106] Retired
ATP Dallas 02/07 19:45 26 [106] James Duckworth v Christopher Eubanks [33] 7-6,6-4
ATP Dallas 02/06 18:00 25 [106] James Duckworth v Zachary Svajda [145] 7-6,6-1
Challenger Cleveland 02/03 20:40 28 [98] James Duckworth v Patrick Kypson [185] 3-6,6-7
Challenger Cleveland 02/02 23:40 27 James Duckworth v Quinn Vandecasteele 6-3,7-5
Challenger Cleveland 01/31 22:00 26 James Duckworth v Patrick Maloney 6-4,6-3
Challenger Cleveland 01/29 20:20 25 [98] James Duckworth v Toby Kodat [323] 6-3,6-0
Australian Open 01/15 02:10 23 [95] James Duckworth v Luca Van Assche [79] 7-6,3-6,6-3,3-6,3-6
ATP Brisbane 01/05 05:00 27 [8] Holger Rune v James Duckworth [116] 6-2,7-6
ATP Brisbane 01/03 02:50 26 [116] James Duckworth v Yannick Hanfmann [51] 4-6,6-1,7-6
ATP Brisbane 01/02 06:00 25 [53] J.J. Wolf v James Duckworth [116] 3-6,4-6
ATP Brisbane 12/31 04:00 19 [84] Gregoire Barrere v James Duckworth [116] 1-6,6-7
ATP Brisbane 12/30 08:40 14 [277] Philip Sekulic v James Duckworth [116] 6-7,4-6
Challenger Yokohama 11/23 06:35 26 Coleman Wong v James Duckworth Walkover
Challenger Yokohama 11/22 03:00 25 [181] Zdenek Kolar v James Duckworth [109] 2-6,7-6,2-6
Challenger Drummondville 11/19 16:00 29 [174] Zizou Bergs v James Duckworth [113] 6-4,7-5
Challenger Drummondville 11/18 19:00 28 [271] Li Tu v James Duckworth [113] 4-6,3-6
Challenger Drummondville 11/17 21:05 27 [182] Ryan Peniston v James Duckworth [113] 6-4,3-6,4-6
Challenger Drummondville 11/16 16:35 26 [334] Thai-Son Kwiatkowski v James Duckworth [113] 1-6,7-6,3-6
Challenger Drummondville 11/14 16:40 25 [418] Cannon Kingsley v James Duckworth [113] 5-7,7-6,6-7
Challenger Calgary 11/08 19:25 26 Inaki M-De La Torre v James Duckworth 6-3,6-2
Challenger Calgary 11/07 02:25 25 [266] Li Tu v James Duckworth [113] 2-6,4-6
Challenger Sydney 10/31 01:50 25 James Duckworth v Rubin Statham Cancelled
Challenger Playford 10/29 00:30 29 [361] Chak L C Wong v James Duckworth [125] 5-7,5-7
Challenger Playford 10/28 02:00 28 [125] James Duckworth v Rinky Hijikata [70] 4-6,7-5,6-1
Challenger Playford 10/27 01:50 27 [500] Hiroki Moriya v James Duckworth [125] 6-4,2-6,4-6

James Duckworth (born 21 January 1992) is an Australian professional tennis player. He has a career-high Association of Tennis Professionals (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.