Stadium: Stadium Court Ground: Hardcourt indoor
| ATP Cincinnati Qual | 2018/08/12 14:00 | Bradley Klahn v Guillermo Garcia-Lopez | 7-6,7-6 |
| ATP Miami | 2014/03/20 18:40 | Bradley Klahn v Guillermo Garcia-Lopez | 6-1,1-6,4-6 |
| Australian Open | 2019/01/14 01:25 | Guillermo Garcia-Lopez v Robin Haase | 5-7,4-6,5-7 |
| ATP Sydney | 2019/01/09 02:00 | Diego Schwartzman v Guillermo Garcia-Lopez | 6-2,6-3 |
| ATP Sydney | 2019/01/08 00:00 | Denis Kudla v Guillermo Garcia-Lopez | 5-7,4-6 |
| ATP Sydney | 2019/01/06 07:05 | Guillermo Garcia-Lopez v Alex Bolt | 7-6,6-3 |
| ATP Sydney | 2019/01/05 03:20 | Aljaz Bedene v Guillermo Garcia-Lopez | 7-5,4-6,6-7 |
| ATP Doha | 2019/01/02 12:30 | Guillermo Garcia-Lopez v Roberto Bautista-Agut | 1-6,4-6 |
| ATP Doha | 2019/01/01 14:35 | Mubarak Shannan Zayid v Guillermo Garcia-Lopez | 1-6,3-6 |
| ATP Doha | 2018/12/30 12:30 | Guillermo Garcia-Lopez v Marcos Baghdatis | 4-6,6-2,6-4 |
| Australian Open | 2019/01/15 01:40 | Hyeon Chung v Bradley Klahn | 6-7,6-7,6-3,6-2,6-4 |
| ATP Auckland | 2019/01/07 00:15 | Philipp Kohlschreiber v Bradley Klahn | 6-4,7-6 |
| ATP Auckland | 2019/01/05 22:00 | Bradley Klahn v Pablo Cuevas | 6-7,7-6,7-6 |
| ATP Auckland | 2019/01/04 22:00 | Bradley Klahn v Philipp Oswald | 7-6,6-4 |
| ATP Brisbane | 2018/12/29 02:40 | Bradley Klahn v Christopher Eubanks | 6-3,4-6,6-7 |
| Challenger Houston | 2018/11/19 01:00 | Roy Smith v Bradley Klahn | 6-7,6-7 |
| Challenger Houston | 2018/11/17 17:45 | Dominik Koepfer v Bradley Klahn | 3-6,4-6 |
| Challenger Houston | 2018/11/16 20:45 | Evan Song v Bradley Klahn | 3-6,6-4,1-6 |