| Challenger Meerbusch | 08/15 11:05 | 26 | [278] Facundo Mena v Krstin, Pedja [239] | 2-6,0-6 | |
| Challenger Meerbusch | 08/14 11:15 | 25 | [477] Lucas Gerch v Krstin, Pedja [239] | 1-6,4-6 | |
| Kitzbuhel, Austria | 07/27 11:30 | 64 | [87] Hugo Dellien v Krstin, Pedja [244] | 6-3,7-5 | |
| Challenger Tampere | 07/26 13:55 | 27 | [244] Krstin, Pedja v Ymer, Mikael [125] | 6-2,1-6,6-7 | |
| Challenger Tampere | 07/25 09:00 | 26 | [304] Clezar, Guilherme v Krstin, Pedja [244] | 6-7,1-6 | |
| Challenger Tampere | 07/24 11:15 | 25 | Christopher O'Connell v Krstin, Pedja | 4-6,6-1,3-6 | |
| Challenger San Benedetto | 07/16 13:05 | 25 | [241] Krstin, Pedja v Oriol Roca Batalla [328] | 3-6,6-7 | |
| Challenger Perugia | 07/10 15:15 | 25 | [247] Krstin, Pedja v Galan, Daniel Elahi [194] | 1-6,6-7 | |
| Challenger Perugia | 07/09 08:00 | 24 | [219] Arnaboldi, Andrea v Krstin, Pedja [247] | 4-6,6-3,3-6 | |
| Wimbledon, London, Great Britain | 06/24 14:30 | 44 | [105] Granollers, Marcel v Krstin, Pedja [229] | 6-2,6-4 | |
| Fergana, Uzbekistan | 06/19 05:00 | 25 | [233] Krstin, Pedja v Emil Ruusuvuori [410] | 6-4,4-6,0-6 | |
| Shymkent II, Kazakhstan | 06/13 07:50 | 26 | [209] Krstin, Pedja v Federico Coria [201] | 4-6,1-6 | |
| Shymkent II, Kazakhstan | 06/12 07:25 | 25 | [209] Krstin, Pedja v Aleksandar Vukic [310] | 6-3,6-4 | |
| Challenger Almaty | 06/04 09:00 | 25 | [295] Pavel Kotov v Krstin, Pedja [206] | 6-3,6-4 | |
| Challenger Vicenza | 05/29 14:45 | 24 | [247] Pavlasek, Adam v Krstin, Pedja [206] | 7-6,6-1 | |
| French Open, Paris, France | 05/22 11:50 | 45 | [123] Garcia-Lopez, Guillermo v Krstin, Pedja [209] | 4-6,6-3,6-4 | |
| French Open, Paris, France | 05/20 15:20 | 44 | [209] Krstin, Pedja v Lorenzo Giustino [157] | 6-4,6-2 | |
| Puerto Vallarta, Mexico | 05/01 17:00 | 25 | [206] Krstin, Pedja v Alejandro Tabilo [459] | 5-7,3-6 | |
| Challenger Leon | 04/25 17:00 | 26 | [209] Krstin, Pedja v Sebastian Ofner [174] | 6-2,4-6,3-6 | |
| Challenger Leon | 04/23 20:00 | 25 | [209] Krstin, Pedja v Ortega-Olmedo, Roberto [285] | 7-6,6-3 | |
| Challenger - San Luis Potosí | 04/16 19:55 | 25 | [192] Krstin, Pedja v Joao Menezes [372] | 1-6,1-6 | |
| ATP - Houston | 04/09 22:00 | 25 | [195] Krstin, Pedja v Jordan Thompson [67] | 5-7,2-6 | |
| ATP - Houston | 04/08 18:00 | 164 | [208] Darian King v Krstin, Pedja [195] | 6-7,5-7 | |
| ATP - Houston | 04/06 20:40 | 64 | [194] Krstin, Pedja v Marcos Giron [177] | 6-4,6-1 | |
| Monterrey, Mexico | 04/03 17:00 | 25 | [194] Krstin, Pedja v Alexander Bublik [120] | 6-1,3-6,4-6 | |
| Monterrey, Mexico | 04/02 20:20 | 24 | Krstin, Pedja v Gomez, Lucas | 6-0,6-3 | |
| Challenger - Phoenix | 03/13 17:00 | 25 | [187] Krstin, Pedja v Gojowczyk, Peter [85] | 4-6,4-6 | |
| Challenger - Phoenix | 03/11 18:50 | 24 | [136] Ramkumar Ramanathan v Krstin, Pedja [187] | 2-6,4-6 | |
| Challenger - Indian Wells | 02/26 18:00 | 25 | [134] Alex Bolt v Krstin, Pedja [187] | 6-3,6-4 | |
| Challenger - Indian Wells | 02/25 21:55 | 24 | [187] Krstin, Pedja v Bemelmans, Ruben [148] | 6-3,6-4 |