Stadium: Court 6 Round: 27 Ground: Clay
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/26 10:35 | Prevosto, Luca v Krstev, Ondrej | 6-1,4-6,3-6 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/25 11:25 | Krstev, Ondrej v Alberto Bronzetti | 6-3,2-6,6-4 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/20 10:30 | Marco Miceli v Krstev, Ondrej | 6-3,6-3 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/19 08:30 | Ghorbel, Anis v Krstev, Ondrej | 7-5,3-6,0-6 |
| ITF M15 Bratislava | 2019/08/28 08:00 | Krstev, Ondrej v Jirousek, Tomas | 2-6,6-3,2-6 |
| Minsk, Singles M-ITF-BLR-01A | 2019/08/23 07:00 | Ivan Liutarevich v Krstev, Ondrej | 6-3,6-3 |
| Minsk, Singles M-ITF-BLR-01A | 2019/08/22 07:00 | Khomich, Aleksei v Krstev, Ondrej | 2-6,5-7 |
| Minsk, Singles M-ITF-BLR-01A | 2019/08/21 09:25 | Mladenov, Vasko v Krstev, Ondrej | 4-6,4-6 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/26 08:30 | Feitt, Franco v Filip Cristian Jianu | 2-6,5-7 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/09/24 10:35 | Danilchenko, Ilarion v Filip Cristian Jianu | 0-6,3-6 |
| Challenger Sibiu | 2019/09/19 08:00 | Alex Molcan v Filip Cristian Jianu | 2-6,6-4,7-6 |
| Challenger Sibiu | 2019/09/18 07:00 | Filip Cristian Jianu v Horansky, Filip | 7-6,6-3 |
| Challenger Sibiu | 2019/09/17 07:00 | Sabanov, Matej v Filip Cristian Jianu | 4-6,2-6 |
| Istanbul, Turkey | 2019/09/09 11:20 | Yilmaz, Burak Can v Filip Cristian Jianu | 2-6,1-6 |
| ITF M15 Curtea de Arges | 2019/08/21 08:30 | Filip Cristian Jianu v Apostol, Bogdan Ionut | 6-4,6-3 |
| ITF M25 Pitesti | 2019/08/17 10:30 | Frunza, Nicolae v Filip Cristian Jianu | 3-6,7-6,3-6 |