| Challenger Playford | 10/26 23:30 | 26 | [380] Marek Gengel v James Duckworth [114] | 1-6,2-6 | |
| Challenger Playford | 10/25 06:05 | 25 | [349] Prajnesh Gunneswaran v James Duckworth [114] | 5-7,1-6 | |
| Challenger Busan | 10/18 03:50 | 25 | James Duckworth v Marc Polmans | 4-6,6-2,4-6 | |
| Challenger Seoul | 10/15 07:20 | 28 | [292] Li Tu v James Duckworth [114] | 6-4,6-3 | |
| Challenger Seoul | 10/14 03:40 | 27 | [114] James Duckworth v Maximilian Marterer [162] | 4-6,7-6,6-3 | |
| Challenger Seoul | 10/13 03:35 | 26 | James Duckworth v Hong Chung | 7-6,6-1 | |
| Challenger Seoul | 10/11 07:35 | 25 | [114] James Duckworth v Aleksandar Kovacevic [172] | 7-6,6-3 | |
| ATP Tokio | 10/05 09:55 | 25 | [109] James Duckworth v Taylor Fritz [11] | 2-6,7-6,1-6 | |
| ATP San Diego | 09/23 18:30 | 27 | [58] Marcos Giron v James Duckworth [83] | 7-6,6-3 | |
| ATP San Diego | 09/22 00:35 | 26 | [228] Mitchell Krueger v James Duckworth [83] | 3-6,6-7 | |
| ATP San Diego | 09/19 18:30 | 25 | [90] Alexei Popyrin v James Duckworth [83] | 5-7,6-4,1-6 | |
| Challenger Stambuł | 09/13 12:15 | 25 | [70] James Duckworth v Lukas Rosol [305] | 2-6,6-7 | |
| Challenger Cassis | 09/11 12:00 | 29 | [119] Hugo Grenier v James Duckworth [83] | 7-5,6-4 | |
| Challenger Cassis | 09/10 12:00 | 28 | [126] Tomas Machac v James Duckworth [83] | 3-6,4-6 | |
| Challenger Cassis | 09/09 08:30 | 27 | [176] Borna Gojo v James Duckworth [83] | 3-6,6-3,4-6 | |
| Challenger Cassis | 09/07 11:05 | 26 | Gabriel Debru v James Duckworth | 6-7,4-6 | |
| Challenger Cassis | 09/06 08:00 | 25 | [194] Antoine Bellier v James Duckworth [83] | 4-6,6-2,2-6 | |
| US Open | 09/01 15:00 | 24 | [83] James Duckworth v Daniel Evans [23] | 3-6,2-6,6-4,4-6 | |
| US Open | 08/30 16:40 | 23 | [83] James Duckworth v Christopher O'Connell [118] | 4-6,7-6,6-2,6-3 | |
| ATP Winston-Salem | 08/23 20:00 | 25 | [84] James Duckworth v Maxime Cressy [34] | 3-6,3-6 | |
| ATP Winston-Salem | 08/22 18:00 | 24 | [70] Thanasi Kokkinakis v James Duckworth [84] | 6-4,3-6,6-7 | |
| ATP Montreal | 08/06 16:20 | 14 | James Duckworth v Gabriel Diallo | 3-6,6-7 | |
| ATP Washington | 08/01 18:35 | 24 | [59] James Duckworth v Borna Gojo [198] | 6-4,6-7,2-6 | |
| ATP Atlanta | 07/28 23:00 | 26 | [30] Alex De Minaur v James Duckworth [62] | 6-4,6-4 | |
| ATP Atlanta | 07/26 23:35 | 25 | [141] Dominik Koepfer v James Duckworth [62] | 1-6,7-6,3-6 | |
| ATP Newport | 07/15 18:40 | 27 | [102] Jason Kubler v James Duckworth [74] | 7-5,7-6 | |
| ATP Newport | 07/13 15:00 | 26 | [86] Quentin Halys v James Duckworth [74] | 5-7,6-3,2-6 | |
| ATP Newport | 07/12 16:40 | 25 | [140] Liam Broady v James Duckworth [74] | 2-6,6-4,2-6 | |
| Challenger Porto | 07/09 10:00 | 28 | [74] James Duckworth v Altug Celikbilek [179] | 6-7,4-6 | |
| Challenger Porto | 07/08 10:50 | 27 | [74] James Duckworth v Aidan Mchugh [356] | 7-6,6-0 |
Wikipedia - James Duckworth
James Duckworth (ur. 21 stycznia 1992 w Sydney) – australijski tenisista.