Croatia: Umag - Singles - Qualification |
| Semi-finals | Trungelliti M. | Pecotic M. | 2:0 (6:3, 6:3) | details | 20.07.2024 |
USA: Tyler - Singles - Qualification |
| Semi-finals | Valiev I. | Pecotic M. | 2:0 (6:2, 6:1) | details | 02.06.2024 |
USA: Savannah - Singles - Qualification |
| Final | Durasovic V. | Pecotic M. | 2:1 (6:3, 5:7, 6:2) | details | 22.04.2024 |
| Semi-finals | Rai A. | Pecotic M. | 0:2 (1:6, 4:6) | details | 21.04.2024 |
USA: Sarasota - Singles - Main |
| 1/16-finals | Pecotic M. | Kokkinakis T. | 0:2 (64:7, 3:6) | details | 09.04.2024 |
USA: Sarasota - Singles - Qualification |
| Final | Campana Lee G. | Pecotic M. | 0:2 (4:6, 0:6) | details | 08.04.2024 |
| Semi-finals | Brown P. | Pecotic M. | 0:2 (0:6, 2:6) | details | 07.04.2024 |
Dominican Republic: M25 Santo Domingo 2 - Singles - Main |
| Quarter-finals | Kwiatkowski T. S. | Pecotic M. | 2:0 (6:2, 6:3) | details | 15.03.2024 |
| 1/8-finals | Gomez Osorio A. | Pecotic M. | 0:2 (1:6, 3:6) | details | 14.03.2024 |
| 1/16-finals | Bynoe E. | Pecotic M. | 0:2 (4:6, 0:6) | details | 12.03.2024 |
USA: Cleveland - Singles - Main |
| 1/16-finals | Rubin N. | Pecotic M. | 2:1 (5:7, 6:3, 7:5) | details | 30.01.2024 |
USA: Cleveland - Singles - Qualification |
| Final | Pecotic M. | Sheehy J. | 2:0 (6:2, 6:3) | details | 29.01.2024 |
| Semi-finals | Pecotic M. | Sutanto M. | 2:0 (7:5, 6:2) | details | 28.01.2024 |
USA: Indian Wells 2 - Singles - Main |
| 1/16-finals | Kuzuhara B. | Pecotic M. | 2:1 (7:65, 0:6, 6:2) | details | 24.01.2024 |
Thailand: Nonthaburi 2 - Singles - Qualification |
| Semi-finals | Sakellaridis S. | Pecotic M. | 2:1 (7:5, 0:6, 6:2) | details | 07.01.2024 |
Canada: Winnipeg - Singles - Qualification |
| Final | Pecotic M. | King D. | 0:2 (3:6, 4:6) | details | 14.08.2023 |
| Semi-finals | Pecotic M. | Rybakov A. | 2:0 (6:2, 6:2) | details | 14.08.2023 |
Canada: Toronto - Singles - Qualification |
| Final | Arnaldi M. | Pecotic M. | 2:0 (6:4, 6:4) | details | 06.08.2023 |
| Semi-finals | Ivashka I. | Pecotic M. | 0:2 (2:6, 63:7) | details | 05.08.2023 |
Ecuador: Salinas - Singles - Main |
| Final | Pecotic M. | Marchenko I. | 0:2 (4:6, 4:6) | details | 29.07.2023 |
| Semi-finals | Pecotic M. | Celikbilek A. | 2:0 (7:5, 6:1) | details | 28.07.2023 |
| Quarter-finals | Jasika O. | Pecotic M. | 0:2 (3:6, 5:7) | details | 27.07.2023 |
| 1/8-finals | Pecotic M. | Sweeny D. | 2:0 (7:68, 6:1) | details | 26.07.2023 |
| 1/16-finals | Schoolkate T. | Pecotic M. | 0:2 (5:7, 67:7) | details | 25.07.2023 |
USA: Newport - Singles - Qualification |
| Semi-finals | Tu L. | Pecotic M. | 2:1 (6:3, 64:7, 6:2) | details | 16.07.2023 |
Tunisia: M15 Monastir 20 - Singles - Main |
| 1/8-finals | Pecotic M. | Angele J. F. | 1:2 (6:3, 3:6, 64:7) | details | 18.05.2023 |
| 1/16-finals | O'Hoisin O. | Pecotic M. | 0:2 (2:6, 66:7) | details | 17.05.2023 |
USA: M15 Orange Park, FL - Singles - Main |
| Final | Pecotic M. | Cid Subervi R. | 1:2 (6:0, 3:6, 2:6) | details | 07.05.2023 |
| Semi-finals | Pecotic M. | Descotte M. F. | 2:0 (6:3, 6:2) | details | 06.05.2023 |
| Quarter-finals | Popko D. | Pecotic M. | 0:2 (1:6, 2:6) | details | 05.05.2023 |
| 1/8-finals | Brumm J. | Pecotic M. | 0:2 (2:6, 1:6) | details | 04.05.2023 |
| 1/16-finals | Visser A. | Pecotic M. | 1:1 RET. (7:62, 2:6, 0:4) | details | 03.05.2023 |
USA: Tallahassee - Singles - Qualification |
| Semi-finals | Aubriot A. | Pecotic M. | 2:0 (7:66, 6:3) | details | 17.04.2023 |
USA: Sarasota - Singles - Qualification |
| Semi-finals | Pecotic M. | Alves M. | 0:2 (3:6, 5:7) | details | 10.04.2023 |
USA: Houston - Singles - Qualification |
| Semi-finals | Watanuki Y. | Pecotic M. | 2:0 (7:64, 6:4) | details | 01.04.2023 |
USA: Delray Beach - Singles - Main |
| 1/8-finals | Giron M. | Pecotic M. | 2:0 (6:3, 6:3) | details | 16.02.2023 |
| 1/16-finals | Sock J. | Pecotic M. | 1:2 (6:4, 2:6, 2:6) | details | 15.02.2023 |
USA: Delray Beach - Singles - Qualification |
| Final | Pecotic M. | Sandgren T. | 2:1 (3:6, 6:3, 6:2) | details | 12.02.2023 |
| Semi-finals | Pecotic M. | Kozlov S. | 1:0 RET. (7:61, 5:5) | details | 11.02.2023 |
USA: Cleveland - Singles - Main |
| 1/16-finals | Pecotic M. | Svajda Z. | 0:2 (1:6, 2:6) | details | 31.01.2023 |
USA: Cleveland - Singles - Qualification |
| Final | Kwiatkowski T. S. | Pecotic M. | 1:2 (6:2, 5:7, 4:6) | details | 30.01.2023 |