26.09.21 | q 1 | Martin Katz | Jiaqi Duan | 6-4, 6-3 | | match details | M15 Monastir | Hard |
20.09.21 | q 2 | Nicolo Pozzani | Jiaqi Duan | 6-1, 6-4 | | match details | M15 Monastir | Hard |
19.09.21 | q 1 | Jiaqi Duan | Edoardo Lodovico Cattaneo | 6-0, 6-4 | | match details |
13.09.21 | q 2 | Vivien Versier | Jiaqi Duan | 6-71, 7-5, 10-6 | | match details | M15 Monastir | Hard |
12.09.21 | q 1 | Jiaqi Duan | Sami Stracquadanio | 6-1, 6-0 | | match details |
06.09.21 | q 2 | Michael Zhu | Jiaqi Duan | 6-4, 6-3 | | match details | M15 Monastir | Hard |
05.09.21 | q 1 | Jiaqi Duan | Leith Ben Chiekh | 6-1, 6-1 | | match details |
29.08.21 | q 1 | Kyle Seelig | Jiaqi Duan | 6-2, 6-2 | | match details | M15 Monastir | Hard |
29.10.19 | 1st round | Tsung-Hua Yang | Jiaqi Duan | 6-3, 6-1 | | match details | Shenzhen Challenger | Hard |
28.10.19 | qual. | Jiaqi Duan | Toshihide Matsui | 7-5, 4-1, Toshihide Matsui - retired | | match details |
21.10.19 | qual. | Toshihide Matsui | Jiaqi Duan | 6-1, 6-2 | | match details | Liuzhou Challenger | Hard |
20.08.19 | 1st round | Jonathan Gray | Jiaqi Duan | 7-62, 6-2 | | match details | M15 Jakarta | Hard |
12.08.19 | q 1 | Dusty H. Boyer | Jiaqi Duan | 6-2, 6-3 | | match details | M15 Jakarta | Hard |
17.06.19 | q 1 | Garrett Johns | Jiaqi Duan | 6-3, 7-62 | | match details | M25 Hengyang | Hard |
12.06.19 | 1st round | Luca Castelnuovo | Jiaqi Duan | 3-6, 6-1, 6-2 | | match details | M25 Shenzhen | Hard |
08.07.18 | q 2 | Shi Hong Zeng | Jiaqi Duan | 6-2, 6-1 | | match details | China F10 | Hard |
07.07.18 | q 1 | Jiaqi Duan | Le Tian Wang | 6-0, 6-0 | | match details |
30.06.18 | q 1 | David Barclay | Jiaqi Duan | 6-1, 6-4 | | match details | China F9 | Hard |
21.06.17 | 1st round | Skyler Butts | Jiaqi Duan | 3-6, 6-1, 6-4 | | match details | Hong Kong | Hard |
19.06.17 | qual. | Jiaqi Duan | Joan Tsonev | Joan Tsonev - walk over | | match details |
19.06.17 | q 1 | Jiaqi Duan | Ching Yeung Michael Tam | 6-73, 6-1, 6-2 | | match details |
29.05.17 | q 1 | Jiaqi Duan | Zhengan Sun | 6-0, 6-0 | | match details | China F9 | Hard |
29.05.17 | q 2 | Olly Sadler | Jiaqi Duan | 2-6, 6-4, Jiaqi Duan - retired | | match details |
22.05.17 | q 1 | Bu Yunchaokete | Jiaqi Duan | 4-6, 4-0, Jiaqi Duan - retired | | match details | China F8 | Hard |
28.06.16 | 1st round | Zihao Xia | Jiaqi Duan | 6-2, 4-6, 6-3 | | match details | China F10 | Hard |
30.05.16 | q 1 | Yuchen Wu (2000) | Jiaqi Duan | 6-3, Jiaqi Duan - retired | | match details | China F9 | Hard |
24.05.16 | 1st round | Shi Hong Zeng | Jiaqi Duan | 6-4, 6-4 | | match details | China F8 | Hard |
16.05.16 | q 1 | Connor Farren | Jiaqi Duan | 6-3, 6-1 | | match details | China F7 | Hard |
09.05.16 | q 2 | Yusuke Takahashi | Jiaqi Duan | 6-2, 6-0 | | match details | China F6 | Hard |
09.05.16 | q 1 | Jiaqi Duan | Ruiyang Feng | 6-4, 6-3 | | match details |
11.04.16 | q 1 | Zihao Xia | Jiaqi Duan | 6-3, Jiaqi Duan - retired | | match details | China F5 | Hard |
13.03.16 | q 1 | Jimmy Wang | Jiaqi Duan | 6-2, 6-1 | | match details | Guangzhou Challenger | Hard |
05.09.15 | q 1 | Dane Propoggia | Jiaqi Duan | 6-2, 6-3 | | match details | Shanghai Challenger | Hard |
10.08.15 | q 1 | Junhao Ye | Jiaqi Duan | 6-1, 6-4 | | match details | China F13 | Hard |
03.08.15 | q 1 | Jiaqi Duan | Hua-Xuan Wei | 6-0, 6-0 | | match details | China F12 | Hard |
03.08.15 | 1st round | Shotaro Goto | Jiaqi Duan | 6-4, 6-4 | | match details |
03.08.15 | q 2 | Jiaqi Duan | Zhicheng Zhu | Zhicheng Zhu - retired | | match details |
03.08.15 | qual. | Jiaqi Duan | Haitong Xia | 7-67, 6-3 | | match details |
20.07.15 | q 2 | Rigele Te | Jiaqi Duan | 6-3, 3-6, 6-2 | | match details | China F11 | Hard |
20.07.15 | q 1 | Jiaqi Duan | Kai-Jie Lin | 6-1, 7-5 | | match details |
13.07.15 | q 1 | Xiao Gong | Jiaqi Duan | 6-3, 6-0 | | match details | China F10 | Hard |
22.06.15 | 1st round | Hsin Lin | Jiaqi Duan | 6-1, 2-1, Jiaqi Duan - retired | | match details | Hong Kong | Hard |
15.06.15 | 1st round | Ching-Mou Yu | Jiaqi Duan | 6-1, 6-2 | | match details | Hong Kong | Hard |
08.06.15 | q 1 | Zhuoyang Qiu | Jiaqi Duan | 7-5, 6-4 | | match details | Hong Kong | Hard |
01.06.15 | q 2 | Zhao-Tai Li | Jiaqi Duan | 4-6, 6-1, 6-4 | | match details | China F7 | Hard |
01.06.15 | q 1 | Jiaqi Duan | Jun Wei Huang | 7-5, 6-4 | | match details |
25.05.15 | q 2 | Sheng Hao Zhou | Jiaqi Duan | 6-3, 6-3 | | match details | China F6 | Hard |
25.05.15 | q 1 | Jiaqi Duan | Jianwei Xiang | 6-4, 6-1 | | match details |
18.05.15 | q 2 | Jiaqi Duan | Ziyu Zhang | 6-4, 2-6, 6-4 | | match details | China F5 | Hard |
18.05.15 | q 1 | Jiaqi Duan | Zuxin Zheng | 7-62, 6-1 | | match details |
18.05.15 | qual. | Hei Yin Andrew Li | Jiaqi Duan | 6-3, 6-3 | | match details |
20.04.15 | q 2 | Jiaqi Duan | Hiroki Horikiri | 6-2, 6-4 | | match details | China F4 | Hard |
20.04.15 | qual. | Rhett Purcell | Jiaqi Duan | 6-4, 6-3 | | match details |
07.03.15 | q 1 | Peng-Xiang Gong | Jiaqi Duan | 7-5, 6-3 | | match details | Guangzhou Challenger | Hard |
18.08.14 | q 1 | Jiaqi Duan | Yu Chang Wang | 6-3, 6-2 | | match details | Chinese Taipei | Hard |
18.08.14 | qual. | David Agung Susanto | Jiaqi Duan | 6-3, 7-5 | | match details |
21.07.14 | q 1 | Zhicheng Zhu | Jiaqi Duan | 2-6, 6-2, 6-1 | | match details | China F9 | Hard |
14.07.14 | q 2 | Arief Rahman | Jiaqi Duan | 6-4, 7-5 | | match details | China F8 | Hard |
07.07.14 | q 1 | Chak Pong Marco Lam | Jiaqi Duan | 6-4, 3-6, 6-2 | | match details | Hong Kong | Hard |
22.06.14 | q 2 | Ryan Agar | Jiaqi Duan | 6-0, 6-1 | | match details | Nanchang Challenger | Hard |
21.06.14 | q 1 | Jiaqi Duan | Zhuo Zhang | 6-3, 2-0, Zhuo Zhang - retired | | match details |
19.04.14 | q 1 | Siyu Liu | Jiaqi Duan | 6-0, 6-1 | | match details | Shenzhen Challenger | Hard |
14.04.14 | q 2 | Yuanfeng Li | Jiaqi Duan | 6-3, 6-73, 6-3 | | match details | China F5 | Hard |
14.04.14 | q 1 | Jiaqi Duan | Bei Liu | 7-5, 7-65 | | match details |
07.04.14 | q 1 | Jiaqi Duan | Xu Fan Zhou | 7-64, 6-3 | | match details | China F4 | Hard |
07.04.14 | q 2 | Yecong He | Jiaqi Duan | 6-3, 4-6, 6-4 | | match details |
17.03.14 | q 2 | Zhicheng Zhu | Jiaqi Duan | 7-66, 6-70, 6-3 | | match details | China F3 | Hard |
03.03.14 | q 2 | Ruikai Wang | Jiaqi Duan | 6-4, 6-4 | | match details | China F1 | Hard |
03.03.14 | q 1 | Jiaqi Duan | Jing-Jing Tian | 6-4, 6-0 | | match details |
22.02.14 | q 1 | Bei Liu | Jiaqi Duan | 6-4, 6-1 | | match details | Guangzhou Challenger | Hard |
12.08.13 | q 1 | Hao Wu | Jiaqi Duan | 6-0, 2-2, Jiaqi Duan - retired | | match details | China F7 | Hard |
20.05.13 | q 1 | Jiaqi Duan | Kai-Jie Lin | 7-65, 6-1 | | match details | China F5 | Hard |
20.05.13 | qual. | Changwei Peng | Jiaqi Duan | 6-2, 6-1 | | match details |
20.05.13 | q 2 | Jiaqi Duan | Xi Qi | 4-6, 6-4, 6-4 | | match details |
22.04.13 | q 1 | Hai-Yun Tan | Jiaqi Duan | 6-1, 6-4 | | match details | China F3 | Hard |
04.03.13 | q 1 | Shenghan Li | Jiaqi Duan | 7-5, 5-7, 6-4 | | match details | Turkey F9 | Hard |
11.02.13 | q 1 | Matvey Khomentovskiy | Jiaqi Duan | 6-0, 6-0 | | match details | Turkey F6 | Hard |
10.09.12 | q 1 | Weerapat Doakmaiklee | Jiaqi Duan | 6-0, 6-0 | | match details | Ningboo Challenger | Hard |