Round: 1
| Challenger Ortisei | 2016/11/08 09:00 | Pedja Krstin v Nino Serdarusic | 7-6,6-1 |
| Challenger Bergamo | 2020/02/18 19:55 | Lorenzo Giustino v Nino Serdarusic | 6-7,6-3,7-6 |
| Challenger Bergamo | 2020/02/17 10:20 | Ivan Gakhov v Nino Serdarusic | 3-6,5-7 |
| Challenger Cherbourg | 2020/02/11 10:45 | Nino Serdarusic v Zdenek Kolar | 5-7,7-6,4-6 |
| Challenger Cherbourg | 2020/02/10 10:00 | Viktor Durasovic v Nino Serdarusic | 3-6,6-7 |
| Challenger Quimper | 2020/01/28 18:10 | Nino Serdarusic v Bernabe Zapata Miralles | 6-7,3-6 |
| Challenger Quimper | 2020/01/27 16:10 | Nino Serdarusic v Markus Eriksson | 6-1,6-7,6-4 |
| Challenger Rennes | 2020/01/22 10:30 | Sergiy Stakhovsky v Nino Serdarusic | 7-6,6-4 |
| Challenger Rennes | 2020/01/20 13:30 | Maxime Hamou v Nino Serdarusic | 5-7,6-7 |
| ITF M25 Potchefstroom | 2020/03/06 08:00 | Pedja Krstin v Matteo Martineau | 4-6,7-5,4-6 |
| ITF M25 Potchefstroom | 2020/03/05 09:25 | Pedja Krstin v Pierre Malan | 6-2,6-3 |
| ITF M25 Potchefstroom | 2020/03/04 10:15 | Pedja Krstin v Gerhardt Marius Becker | 6-0,6-3 |
| Challenger Bergamo | 2020/02/20 18:30 | Pedja Krstin v Roberto Marcora | 2-6,3-6 |
| Challenger Bergamo | 2020/02/18 13:05 | Pedja Krstin v Arthur De Greef | 6-2,6-4 |
| Challenger Quimper | 2020/01/27 13:25 | Pedja Krstin v Vit Kopriva | 3-6,3-6 |
| Australian Open | 2020/01/17 02:45 | Norbert Gombos v Pedja Krstin | 6-3,6-3 |
| Australian Open | 2020/01/16 05:50 | Frederico Ferreira Silva v Pedja Krstin | 6-3,4-6,1-6 |