Stadium: Court 6 Round: 44 Ground: Clay
| Challenger Budapest | 2019/02/05 18:20 | Lucas Miedler v Filip Horansky | 2-6,6-7 |
| Challenger Budapest | 2019/02/04 16:15 | Lucas Miedler v Gabor Borsos | 6-1,6-4 |
| Challenger Quimper | 2019/01/30 10:35 | Sergiy Stakhovsky v Lucas Miedler | 6-7,7-6,7-6 |
| Challenger Quimper | 2019/01/28 18:20 | Matteo Donati v Lucas Miedler | 3-6,4-6 |
| ITF M25 Nussloch | 2019/01/22 11:00 | Lucas Miedler v Jules Okala | 7-6,5-7,6-7 |
| Challenger Columbus | 2019/01/11 19:55 | Lucas Miedler v Bernabe Zapata Miralles | 6-7,2-6 |
| Challenger Columbus | 2019/01/10 18:05 | Lucas Miedler v Mario Vilella Martinez | 6-3,6-3 |
| Challenger Columbus | 2019/01/09 16:00 | Thiemo De Bakker v Lucas Miedler | 3-6,3-6 |
| Challenger Dallas | 2019/02/05 19:45 | Evgeny Karlovskiy v Martin Redlicki | 3-6,7-6,2-6 |
| Challenger Dallas | 2019/02/04 17:15 | Evgeny Karlovskiy v Harrison Adams | 6-3,7-5 |
| Challenger Cleveland | 2019/01/29 01:10 | Mario Vilella Martinez v Evgeny Karlovskiy | 6-4,6-3 |
| Challenger Rennes | 2019/01/23 17:05 | Evgeny Karlovskiy v Yannick Mertens | 3-6,6-7 |
| Challenger Rennes | 2019/01/22 09:00 | Evgeny Karlovskiy v Rudolf Molleker | 6-4,6-2 |
| Challenger Koblenz | 2019/01/14 12:00 | Evgeny Karlovskiy v Jose Hernandez-Fernandez | 6-7,6-4,5-7 |
| Challenger Knoxville | 2018/11/08 16:55 | Evgeny Karlovskiy v Bradley Klahn | 5-7,6-4,6-4 |
| Challenger Knoxville | 2018/11/06 17:00 | Preston Touliatos v Evgeny Karlovskiy | 3-6,2-6 |