Round: 1
| Challenger - Mexique | 2018/04/09 23:00 | Petrovic, Danilo v Krstin, Pedja | 3-6,6-1,4-6 |
| Adriatic Tennis Series | 2020/06/18 14:00 | Petrovic, Danilo v Nino Serdarusic | 6-4,6-1 |
| Adriatic Tennis Series | 2020/06/17 10:00 | Petrovic, Danilo v Domagoj Biljesko | 6-2,6-1 |
| Adriatic Tennis Series | 2020/06/16 10:00 | Petrovic, Danilo v Zmak, Deni | 6-2,6-4 |
| Adriatic Tennis Series | 2020/06/11 09:00 | Petrovic, Danilo v Nikola Milojevic | 5-7,3-6 |
| Adriatic Tennis Series | 2020/06/10 09:00 | Malesevic, Nemanja v Petrovic, Danilo | 3-6,3-6 |
| Adriatic Tennis Series | 2020/06/09 12:30 | Boris Butulija v Petrovic, Danilo | 0-6,3-6 |
| Challenger - Indian Wells | 2020/03/02 20:45 | Noah Rubin v Petrovic, Danilo | 3-6,7-6,6-1 |
| ATP - Delray Beach | 2020/02/15 22:15 | Mitchell Krueger v Petrovic, Danilo | 6-4,7-6 |
| Adriatic Tennis Series | 2020/06/18 17:39 | Matija Pecotic v Krstin, Pedja | 7-5,4-6,0-1 |
| Adriatic Tennis Series | 2020/06/17 14:30 | Gomez-Herrera, Carlos v Krstin, Pedja | 3-6,4-6 |
| Adriatic Tennis Series | 2020/06/16 14:30 | Mili Poljicak v Krstin, Pedja | 2-6,4-6 |
| Adriatic Tennis Series | 2020/06/15 12:00 | Alen Bill v Krstin, Pedja | 1-6,2-6 |
| Adriatic Tennis Series | 2020/06/11 10:30 | Damir Dzumhur v Krstin, Pedja | 6-2,7-6 |
| Adriatic Tennis Series | 2020/06/10 12:30 | Krstin, Pedja v Marko Topo | 7-5,6-3 |
| Adriatic Tennis Series | 2020/06/09 08:00 | Krstin, Pedja v Daljev, Pavle | 6-4,6-4 |
| Potchefstroom, Singles Qualifying M-ITF-RSA-01A | 2020/03/06 08:00 | Krstin, Pedja v Matteo Martineau | 4-6,7-5,4-6 |