Stadium: Court 11 Round: 44 Ground: Hardcourt outdoor
| Challenger Noumea | 2020/01/10 00:00 | Marcora, Roberto v Viola, Matteo | 6-7,6-7 |
| Challenger Noumea | 2020/01/09 00:00 | Harold Mayot v Marcora, Roberto | 2-6,2-6 |
| Challenger Noumea | 2020/01/08 00:00 | Marcora, Roberto v Federico Gaio | 7-6,6-7,7-6 |
| Challenger Noumea | 2020/01/06 00:30 | Marcora, Roberto v Carlos Taberner | 6-3,3-6,6-3 |
| Challenger Maia | 2019/11/22 10:30 | Constant Lestienne v Marcora, Roberto | 6-3,6-7,6-3 |
| Challenger Maia | 2019/11/21 10:00 | Marcora, Roberto v Gianluca Mager | 3-6,6-2,6-3 |
| Challenger Maia | 2019/11/19 15:00 | Marcora, Roberto v Arnaboldi, Andrea | 6-3,2-6,6-4 |
| Challenger Ortisei | 2019/11/14 18:00 | Marcora, Roberto v Jannik Sinner | 3-6,4-6 |
| Challenger Bratislava | 2019/11/06 20:15 | Lacko, Lukas v Damir Dzumhur | 4-6,6-3,1-6 |
| Challenger Bratislava | 2019/11/05 18:10 | Lacko, Lukas v Troicki, Viktor | 7-5,7-6 |
| Challenger Eckental | 2019/11/01 14:20 | Lloyd Harris v Lacko, Lukas | 6-7,6-3,6-3 |
| Challenger Eckental | 2019/10/31 16:10 | Smith, John-Patrick v Lacko, Lukas | 5-7,3-6 |
| Challenger Eckental | 2019/10/30 13:20 | Lacko, Lukas v Dennis Novak | 6-4,4-6,6-4 |
| Challenger Eckental | 2019/10/28 19:20 | Lacko, Lukas v Max Wiskandt | 6-4,6-1 |
| Challenger Ismaning | 2019/10/20 11:30 | Maxime Cressy v Lacko, Lukas | 3-6,0-6 |
| Challenger Ismaning | 2019/10/19 14:20 | Lacko, Lukas v Lenz, Julian | 6-3,3-6,7-6 |