Stadium: Court 15 Round: 45 Ground: Hardcourt outdoor
| US Open | 2019/08/19 23:50 | Nicola Kuhn v Sergiy Stakhovsky | 6-4,6-4 |
| Challenger Segovia | 2019/08/04 16:00 | Pavel Kotov v Nicola Kuhn | 2-6,6-7 |
| Challenger Segovia | 2019/08/03 15:55 | Nicola Kuhn v Markus Eriksson | 6-2,6-2 |
| Challenger Segovia | 2019/08/02 16:45 | Nicola Kuhn v Altug Celikbilek | 7-5,6-4 |
| Challenger Segovia | 2019/08/01 17:55 | Nicola Kuhn v Illya Marchenko | 7-6,6-1 |
| Challenger Segovia | 2019/07/30 16:00 | Nicola Kuhn v Nicolas Barrientos | 6-4,6-3 |
| Challenger Amersfoort | 2019/07/17 08:00 | Nicola Kuhn v Ivan Gakhov | 5-7,6-4,3-6 |
| Challenger Braunschweig | 2019/07/08 11:00 | Nicola Kuhn v Mats Moraing | 3-6,6-2,5-7 |
| US Open | 2019/08/19 19:50 | Lukas Lacko v Yannick Maden | 6-4,6-3 |
| Challenger Vancouver | 2019/08/12 21:00 | Tim Van Rijthoven v Lukas Lacko | 6-7,6-4,6-1 |
| Challenger Aptos | 2019/08/08 19:35 | Damir Dzumhur v Lukas Lacko | 6-7,6-3,7-6 |
| Challenger Aptos | 2019/08/07 17:00 | Lukas Lacko v Christopher Eubanks | 7-6,7-6 |
| Challenger Aptos | 2019/08/05 20:20 | Donald Young v Lukas Lacko | 4-6,2-6 |
| ATP Los Cabos | 2019/07/28 01:25 | Jacob Grills v Lukas Lacko | 6-3,6-2 |
| Challenger Recanati | 2019/07/06 19:30 | Lukas Lacko v Egor Gerasimov | 3-6,6-1,3-6 |
| Challenger Recanati | 2019/07/05 19:05 | Lukas Lacko v Viktor Galovic | 7-5,6-3 |