USA: M15 East Lansing, MI - Singles - Main |
| 1/16-finals | Krstin P. | Shick B. | 0:1 RET. (1:6, 0:1) | details | 15.11.2023 |
Bosnia and Herzegovina: M15 Prijedor - Singles - Main |
| 1/16-finals | Obradovic D. | Krstin P. | 2:0 (6:2, 6:1) | details | 18.05.2023 |
Turkey: M15 Antalya 11 - Singles - Main |
| 1/16-finals | Beaupain S. | Krstin P. | CAN. | details | 12.04.2023 |
Egypt: M15 Sharm ElSheikh 6 - Singles - Main |
| 1/8-finals | Krstin P. | Borg L. | 1:2 (6:3, 5:7, 2:6) | details | 09.03.2023 |
| 1/16-finals | Bulitski A. | Krstin P. | 1:2 (3:6, 7:65, 4:6) | details | 08.03.2023 |
Egypt: M15 Sharm ElSheikh 5 - Singles - Main |
| 1/16-finals | Ingildsen J. | Krstin P. | 1:0 RET. (7:63, 3:2) | details | 01.03.2023 |
Egypt: M15 Sharm ElSheikh 4 - Singles - Main |
| 1/8-finals | Krstin P. | Stuurman R. | 1:2 (7:63, 4:6, 2:6) | details | 23.02.2023 |
| 1/16-finals | Krstin P. | Roncalli S. | 2:0 (7:5, 6:4) | details | 22.02.2023 |
Egypt: M15 Sharm ElSheikh 3 - Singles - Main |
| 1/16-finals | Dev S D P. | Krstin P. | 2:0 (6:4, 6:1) | details | 15.02.2023 |
Egypt: M15 Sharm ElSheikh 21 - Singles - Main |
| 1/8-finals | Binda A. | Krstin P. | 2:0 (6:4, 6:4) | details | 22.12.2022 |
| 1/16-finals | Maulenov T. | Krstin P. | 0:2 (2:6, 3:6) | details | 21.12.2022 |
Egypt: M15 Sharm ElSheikh 20 - Singles - Main |
| 1/16-finals | Krstin P. | Basic N. | 0:2 (2:6, 0:6) | details | 14.12.2022 |
Egypt: M15 Sharm ElSheikh 19 - Singles - Main |
| 1/8-finals | Andre S. | Krstin P. | 2:0 (6:2, 6:1) | details | 08.12.2022 |
| 1/16-finals | Dinev D. | Krstin P. | 0:2 (4:6, 4:6) | details | 07.12.2022 |
Egypt: M15 Sharm ElSheikh 18 - Singles - Main |
| 1/16-finals | Donald M. | Krstin P. | 2:0 (6:2, 6:2) | details | 30.11.2022 |
Egypt: M15 Sharm ElSheikh 17 - Singles - Main |
| 1/16-finals | Krstin P. | Zgirovsky A. | 0:2 (2:6, 1:6) | details | 23.11.2022 |
Egypt: M25 Sharm ElSheikh 4 - Singles - Main |
| 1/16-finals | Ibrahim K. | Krstin P. | 2:1 (5:7, 6:2, 7:5) | details | 16.11.2022 |
Egypt: M25 Sharm ElSheikh 3 - Singles - Main |
| 1/16-finals | Ostapenkov D. | Krstin P. | 1:0 RET. (6:3, 4:1) | details | 09.11.2022 |
Egypt: M15 Sharm ElSheikh 16 - Singles - Main |
| 1/16-finals | van Wyk K. | Krstin P. | 1:0 RET. (6:2, 4:0) | details | 02.11.2022 |
Serbia: M25 Pirot - Singles - Main |
| 1/16-finals | Markovski O. | Krstin P. | 2:1 (3:6, 6:1, 7:5) | details | 20.09.2022 |
Dominican Republic: Santo Domingo - Singles - Qualification |
| Semi-finals | Tracy J. | Krstin P. | 2:1 (7:64, 4:6, 6:3) | details | 14.08.2022 |
Peru: Lima - Singles - Main |
| 1/16-finals | Huertas Del Pino A. | Krstin P. | 2:1 (7:64, 4:6, 6:1) | details | 09.08.2022 |
Mexico: Los Cabos - Singles - Qualification |
| Final | Purcell M. | Krstin P. | 2:0 (6:4, 6:1) | details | 01.08.2022 |
| Semi-finals | Krstin P. | Blanch U. | 2:0 (6:4, 6:2) | details | 31.07.2022 |
USA: M25 Edwardsville, IL - Singles - Main |
| 1/8-finals | Krstin P. | Riffice S. | 0:2 (2:6, 1:6) | details | 28.07.2022 |
| 1/16-finals | Krstin P. | Hohmann R. | 2:0 (6:3, 7:63) | details | 27.07.2022 |
USA: M25 Champaign, IL - Singles - Main |
| 1/8-finals | Krstin P. | Al Allaf K. | 0:1 RET. (3:6, 1:4) | details | 21.07.2022 |
| 1/16-finals | Krstin P. | Bernard A. | 2:0 (6:3, 6:2) | details | 20.07.2022 |
USA: Newport - Singles - Qualification |
| Semi-finals | Eubanks C. | Krstin P. | 2:0 (6:0, 6:2) | details | 10.07.2022 |
Colombia: Bogota - Singles - Main |
| 1/16-finals | Mena F. | Krstin P. | 2:0 (7:64, 6:2) | details | 05.07.2022 |
Colombia: Cali - Singles - Main |
| 1/8-finals | Krstin P. | Zekic M. | 1:2 (6:4, 68:7, 5:7) | details | 29.06.2022 |
| 1/16-finals | Krstin P. | Chappell N. | 2:0 (6:2, 6:4) | details | 28.06.2022 |
Italy: Milan - Singles - Main |
| 1/16-finals | Coria F. | Krstin P. | 2:0 (6:1, 6:1) | details | 20.06.2022 |
Slovakia: Bratislava - Singles - Qualification |
| Semi-finals | Mridha J. | Krstin P. | 1:1 RET. (4:6, 7:65, 4:2) | details | 05.06.2022 |
Tunisia: Tunis - Singles - Main |
| 1/16-finals | Krstin P. | Michalski D. | 0:2 (4:6, 0:6) | details | 16.05.2022 |
Mexico: Morelos - Singles - Main |
| 1/16-finals | Jaziri M. | Krstin P. | 2:1 (5:7, 6:1, 7:62) | details | 26.04.2022 |