Stadium: Court 2 Round: 45 Ground: Clay
| Prague, Singles M-ITF-CZE-09A | 2019/11/04 09:00 | Khomentovskiy, Matvey v Siniakov, Daniel | 1-6,2-6 |
| Opava, Singles Qualifying M-ITF-CZE-06A | 2019/10/30 16:35 | Stepanek, Antonin v Siniakov, Daniel | 7-6,6-3 |
| Prostejov, Czech Republic | 2019/06/02 14:50 | Wang, Tak Khunn v Siniakov, Daniel | 6-4,6-1 |
| Opava, Singles Qualifying M-ITF-CZE-06A | 2019/10/30 17:15 | Arnaboldi, Federico v Dembek, Michal | 3-6,2-6 |
| Opava, Singles Qualifying M-ITF-CZE-06A | 2019/10/29 10:20 | Arnaboldi, Federico v Nincevic, Frane | 6-4,0-6,10-6 |
| Opava, Singles Qualifying M-ITF-CZE-06A | 2019/10/28 11:00 | Arnaboldi, Federico v Langmajer, Dominik | 7-5,7-6 |
| Sharm El Sheikh, Singles Qualifying M-ITF-EGY-04A | 2019/10/09 09:35 | Arnaboldi, Federico v Boyd, Kalman L | 2-6,2-6 |
| Sharm El Sheikh, Singles Qualifying M-ITF-EGY-04A | 2019/10/03 09:05 | Arnaboldi, Federico v Sachko, Vitaliy | 6-7,2-6 |
| Sharm El Sheikh, Singles Qualifying M-ITF-EGY-04A | 2019/10/02 11:50 | Arnaboldi, Federico v Kerdlaphee, Kittirat | 6-4,6-0 |
| Biella, Italy | 2019/09/17 11:05 | Eriksson, Markus v Arnaboldi, Federico | 6-4,7-6 |
| Santa Margherita Di Pula, Simples M-ITF-ITA-24A | 2019/09/13 12:30 | Arnaboldi, Federico v Dembek, Michal | 2-6,0-6 |