Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| Challenger Chennai | 2018/02/16 05:30 | Duckhee Lee v Yuki Bhambri | 5-7,2-6 |
| Challenger Chennai | 2018/02/15 05:30 | Antoine Escoffier v Duckhee Lee | 2-6,6-3,3-6 |
| Challenger Chennai | 2018/02/14 04:30 | Abhinav Sanjeev Shanmugam v Duckhee Lee | 2-6,4-6 |
| Challenger Chennai | 2018/02/12 07:00 | N. Vijay Sundar Prashanth v Duckhee Lee | 3-6,4-6 |
| ITF China F3 | 2018/01/23 05:45 | Duckhee Lee v Huixin Wang | 1-6,3-6 |
| Australian Open Qual | 2018/01/14 00:45 | Ruben Bemelmans v Duckhee Lee | 6-4,6-4 |
| Australian Open Qual | 2018/01/13 01:30 | Duckhee Lee v Frank Dancevic | 4-6,7-6,6-3 |
| Australian Open Qual | 2018/01/10 06:40 | Ze Zhang v Duckhee Lee | 3-6,6-3,3-6 |
| Challenger Kyoto | 2018/02/24 02:30 | Tim Puetz v Jordan Thompson | 6-3,5-7,4-6 |
| Challenger Kyoto | 2018/02/23 02:30 | Tobias Kamke v Tim Puetz | 4-6,0-6 |
| Challenger Kyoto | 2018/02/22 02:55 | Tim Puetz v Prajnesh Gunneswaran | 7-6,6-2 |
| Challenger Kyoto | 2018/02/20 03:45 | Cem Ilkel v Tim Puetz | 3-6,2-6 |
| Challenger Canberra | 2018/01/09 00:00 | Tim Puetz v Soonwoo Kwon | 5-7,7-6,6-4 |
| Challenger Noumea | 2018/01/04 00:00 | Tim Puetz v Taylor Fritz | 3-6,6-3,2-6 |
| Challenger Noumea | 2018/01/03 01:30 | Tim Puetz v Hubert Hurkacz | 7-5,6-1 |
| Challenger Noumea | 2018/01/01 02:20 | Mathias Bourgue v Tim Puetz | 4-6,6-1,4-6 |