Stadium: Lotto RLP Centre Court Round: 28 Ground: Hardcourt indoor
| Challenger Koblenz MD | 2019/01/17 19:10 | Heller/Torebko v Karlovskiy/Khabibulin | 1-6,4-6 |
| Challenger Koblenz MD | 2019/01/16 15:45 | Karlovskiy/Khabibulin v Oliveira/Pel | 2-6,6-3,10-7 |
| Challenger Almaty 2 MD | 2018/10/05 09:20 | Kolar/Rosol v Karlovskiy/Khabibulin | 6-3,6-1 |
| Challenger Almaty 2 MD | 2018/10/04 07:20 | Pavlioutchenkov/Yang v Karlovskiy/Khabibulin | 6-2,3-6,10-12 |
| Challenger Almaty 2 MD | 2018/10/03 10:00 | Karlovskiy/Khabibulin v Bublik/Kecmanovic | 5-7,7-5,10-5 |
| Challenger Almaty 2 MD | 2018/10/02 08:30 | Avidzba/Escoffier v Karlovskiy/Khabibulin | 6-7,2-6 |
| Challenger Cassis MD | 2018/09/07 09:00 | Karlovskiy/Khabibulin v Reid/Stakhovsky | 4-6,6-7 |
| Challenger Koblenz MD | 2019/01/18 14:30 | Gengel/Haerteis v Kolar/Pavlasek | 4-6,6-3,7-10 |
| Challenger Koblenz MD | 2019/01/17 20:05 | Kolar/Pavlasek v Begemann/Junaid | 6-2,6-4 |
| Challenger Prostejov MD | 2018/06/06 15:15 | Hsieh/Margaroli v Kolar/Pavlasek | 3-6,5-7 |
| Challenger Prostejov MD | 2018/06/04 15:30 | Kolar/Pavlasek v Jaloviec/Safranek | 6-2,6-2 |
| Challenger Rome MD | 2018/05/07 14:10 | Draganja/Draganja v Kolar/Pavlasek | 6-3,2-6,10-4 |
| Challenger Ostrava MD | 2018/05/02 14:15 | Martinez/Nagal v Kolar/Pavlasek | 6-3,6-7,10-3 |
| Challenger Budapest MD | 2018/02/05 13:10 | Kolar/Pavlasek v Panfil/Uzhylovskyi | 6-7,6-1,10-12 |
| Challenger Koblenz MD | 2018/01/18 15:35 | Arends/Sancic v Kolar/Pavlasek | 7-6,2-6,10-5 |