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