Stadium: Center Court Round: 44 Ground: Clay
| Hawaii Open | 2019/12/27 04:15 | Christian Harrison v Brandon Nakashima | 0-6,1-6 |
| Challenger Drummondville | 2019/03/13 18:25 | Christian Harrison v Vincent Millot | 2-6,7-5,4-6 |
| ATP Indian Wells | 2019/03/07 00:05 | Christian Harrison v Elias Ymer | 7-6,4-6,2-6 |
| ATP Indian Wells | 2019/03/06 04:40 | Juan Ignacio Londero v Christian Harrison | 3-6,6-7 |
| Challenger Indian Wells | 2019/02/26 22:10 | Christian Harrison v Peter Polansky | 4-6,6-3,6-7 |
| Challenger Indian Wells | 2019/02/25 21:40 | Christian Harrison v Tim Smyczek | 6-4,4-6,6-3 |
| Challenger Morelos | 2019/02/21 17:00 | Christian Harrison v Gonzalo Escobar | 6-7,3-6 |
| Challenger Morelos | 2019/02/20 20:05 | Christian Harrison v Manuel Guinard | 4-6,6-1,6-4 |
| ITF M15 Heraklion | 2020/02/16 08:30 | Lodewijk Weststrate v Vojtech Vlkovsky | 6-3,6-3 |
| ITF M15 Heraklion | 2020/02/10 09:30 | Vojtech Vlkovsky v Lasse Muscheites | 3-6,3-6 |
| ITF M15 Heraklion | 2020/02/09 10:00 | Alexey Dubinin v Vojtech Vlkovsky | 0-6,1-6 |
| Czechia Extraliga | 2019/12/13 10:30 | Stepan Holis v Vojtech Vlkovsky | 7-6,6-7,6-3 |
| ITF M25 Ricany | 2019/09/22 11:30 | Vojtech Vlkovsky v Jiri Barnat | 3-6,5-7 |
| ITF M25 Pardubice | 2019/06/24 09:00 | Tomas Jirousek v Vojtech Vlkovsky | 6-2,7-6 |
| ITF Czech Republic F12 | 2018/11/26 11:00 | Vojtech Vlkovsky v Nicolas Parizzia | 3-6,5-7 |
| ITF Czech Republic F9 | 2018/11/04 13:00 | David Novotny v Vojtech Vlkovsky | 6-3,6-7,6-1 |