[163] Duck Hee Lee 5-7,6-7 Tennys Sandgren [105] 2017-08-15 18:00
Stadium: Polygon Court Round: 25 Ground: Hardcourt outdoor
Home History
| Challenger Jinan | 2017/08/10 03:00 | Ricardas Berankis v Duckhee Lee | 6-1,6-2 |
| Challenger Jinan | 2017/08/09 04:45 | Cheong-Eui Kim v Duckhee Lee | 2-6,1-6 |
| Challenger Jinan | 2017/08/07 02:40 | Yuya Kibi v Duckhee Lee | 2-6,2-6 |
| Challenger Chengdu | 2017/08/01 02:00 | Duckhee Lee v Zhe Li | 4-6,3-6 |
| Challenger Astana | 2017/07/21 05:00 | Duckhee Lee v Aldin Setkic | 6-7,3-6 |
| Challenger Astana | 2017/07/20 06:30 | Duckhee Lee v Saketh Myneni | 6-0,6-4 |
| Challenger Astana | 2017/07/18 12:30 | Duckhee Lee v Miomir Kecmanovic | 1-6,7-6,6-3 |
| Wimbledon Qual | 2017/06/26 10:00 | Elias Ymer v Duckhee Lee | 6-3,6-2 |
Away History
| Challenger Aptos | 2017/08/12 01:05 | Taylor Fritz v Tennys Sandgren | 7-5,7-6 |
| Challenger Aptos | 2017/08/09 21:50 | Mackenzie McDonald v Tennys Sandgren | 1-6,2-6 |
| Challenger Aptos | 2017/08/08 18:00 | Frederik Nielsen v Tennys Sandgren | 2-6,4-6 |
| ATP Washington | 2017/08/04 04:20 | Alexander Zverev v Tennys Sandgren | 7-5,7-5 |
| ATP Washington | 2017/08/02 02:40 | Go Soeda v Tennys Sandgren | 6-7,3-6 |
| ATP Newport | 2017/07/18 16:30 | Frank Dancevic v Tennys Sandgren | 6-7,6-3,6-2 |
| Challenger Winnetka | 2017/07/14 01:20 | Tennys Sandgren v Matthias Bachinger | 5-7,4-6 |
| Challenger Winnetka | 2017/07/12 18:20 | Tennys Sandgren v Omar Jasika | 6-2,6-1 |