Italy: Como - Doubles - Main |
| Quarter-finals | Barnat J./Duda F. | Bergevi F./Veldheer M. | 0:2 (4:6, 3:6) | details | 29.08.2024 |
| 1/8-finals | Barnat J./Duda F. | Popko D./Weis A. | WO. | details | 28.08.2024 |
| 1/8-finals | Barnat J./Duda F. | Lopez Montagud C./Sels J. | CAN. | details | 27.08.2024 |
Czech Republic: Liberec - Doubles - Main |
| Semi-finals | Barnat J./Duda F. | Karol M./Lanik T. | 0:2 (3:6, 2:6) | details | 03.08.2024 |
| Quarter-finals | Guinard M./Sachko V. | Barnat J./Duda F. | 1:2 (5:7, 6:3, 10:12) | details | 01.08.2024 |
| 1/8-finals | Barnat J./Duda F. | Jebavy R./Vesely J. | 2:1 (7:64, 63:7, 10:8) | details | 31.07.2024 |
Finland: Tampere - Doubles - Main |
| Quarter-finals | Cervantes I./Rincon D. | Barnat J./Duda F. | 2:0 (6:1, 7:5) | details | 25.07.2024 |
| 1/8-finals | Barnat J./Duda F. | Pohjola P./Tiainen H. | 2:0 (7:5, 6:0) | details | 23.07.2024 |
France: Blois - Doubles - Main |
| Semi-finals | Barnat J./Duda F. | Denolly C./Gea A. | 0:2 (3:6, 4:6) | details | 21.06.2024 |
| Quarter-finals | Fancutt T. J./Statham J. R. | Barnat J./Duda F. | 0:2 (67:7, 4:6) | details | 20.06.2024 |
| 1/8-finals | Barnat J./Duda F. | Echargui M./Iannaccone F. | 2:1 (4:6, 6:3, 10:7) | details | 19.06.2024 |
Poland: M15 Koszalin - Doubles - Main |
| Quarter-finals | Barnat J./Duda F. | Baum S./Paty D. | 1:2 (7:5, 68:7, 8:10) | details | 14.06.2024 |
| 1/8-finals | Barnat J./Duda F. | Carboni L./Piatti R. | 2:0 (6:4, 6:2) | details | 13.06.2024 |
Bulgaria: M25 Pazardzhik - Doubles - Main |
| 1/8-finals | Shandarov R./Shandarov V. | Barnat J./Duda F. | 2:1 (2:6, 6:3, 16:14) | details | 27.09.2023 |
Czech Republic: M25 Pardubice - Doubles - Main |
| Final | Barnat J./Duda F. | Recek D./Siniakov D. | 0:2 (60:7, 4:6) | details | 23.09.2023 |
| Semi-finals | Barnat J./Duda F. | Donald M./Nicod J. | 2:0 (7:68, 6:2) | details | 22.09.2023 |
| Quarter-finals | Barnat J./Duda F. | Dodig M./Hrazdil J. | 2:1 (63:7, 6:3, 10:6) | details | 21.09.2023 |
| 1/8-finals | Barnat J./Duda F. | Benes M./Novak J. | 2:0 (6:2, 6:4) | details | 19.09.2023 |
Czech Republic: M25 Jablonec nad Nisou 2 - Doubles - Main |
| 1/8-finals | Recek D./Siniakov D. | Barnat J./Duda F. | 2:0 (6:2, 6:3) | details | 30.08.2023 |
Poland: M25 Bielsko Biala - Doubles - Main |
| Final | Barnat J./Duda F. | Szajrych J./Zgola B. | 2:0 (6:4, 7:5) | details | 19.08.2023 |
| Semi-finals | Barnat J./Duda F. | Horak O./Siniakov D. | 2:0 (7:5, 6:2) | details | 18.08.2023 |
| Quarter-finals | Barnat J./Duda F. | Migdalski M./Orlov V. | 2:0 (6:3, 6:0) | details | 17.08.2023 |
| 1/8-finals | Barnat J./Duda F. | Vaise T./Vaitiekunas P. | 2:0 (7:5, 7:5) | details | 15.08.2023 |
Poland: M15 Wroclaw - Doubles - Main |
| Semi-finals | Barnat J./Duda F. | Kielan S./Kivattsev K. | 1:2 (5:7, 6:3, 7:10) | details | 30.06.2023 |
| Quarter-finals | Gray T./Horiuchi R. | Barnat J./Duda F. | 0:2 (67:7, 3:6) | details | 29.06.2023 |
| 1/8-finals | Czaczkowski P./Matuszewski G. | Barnat J./Duda F. | 0:2 (3:6, 3:6) | details | 27.06.2023 |
Slovakia: M25 Poprad - Doubles - Main |
| Semi-finals | Barnat J./Duda F. | Istomin D./Karlovskiy E. | 0:2 (5:7, 4:6) | details | 23.06.2023 |
| Quarter-finals | Romios M. C./Walkin B. | Barnat J./Duda F. | 0:2 (1:6, 0:6) | details | 22.06.2023 |
| 1/8-finals | Baklanov E./Mazur A. | Barnat J./Duda F. | 0:2 (1:6, 1:6) | details | 21.06.2023 |
Czech Republic: M25 Prague - Doubles - Main |
| Semi-finals | Barnat J./Duda F. | Parker S./Paul J. | 0:2 (4:6, 63:7) | details | 19.05.2023 |
| Quarter-finals | Schnaitter J./Wallner M. | Barnat J./Duda F. | 0:2 (3:6, 5:7) | details | 18.05.2023 |
| 1/8-finals | Cizek J./Facek J. | Barnat J./Duda F. | 0:2 (5:7, 3:6) | details | 16.05.2023 |
Slovakia: M25 Trnava - Doubles - Main |
| Final | Kielan S./Pichler D. | Barnat J./Duda F. | 1:2 (6:1, 3:6, 7:10) | details | 01.04.2023 |
| Semi-finals | Barnat J./Duda F. | Karol M./Pokorny L. | 2:1 (7:5, 5:7, 10:8) | details | 31.03.2023 |
| Quarter-finals | Jermar J./Pecak S. | Barnat J./Duda F. | 0:2 (4:6, 2:6) | details | 30.03.2023 |
| 1/8-finals | Kyjaci S./Lanik T. | Barnat J./Duda F. | WO. | details | 29.03.2023 |
Egypt: M15 Sharm ElSheikh 2 - Doubles - Main |
| Final | Kielan S./Uzhylovskyi V. | Barnat J./Duda F. | 0:2 (4:6, 5:7) | details | 11.02.2023 |
| Semi-finals | Jeong Y./Son J. H. | Barnat J./Duda F. | 0:2 (60:7, 3:6) | details | 10.02.2023 |
| Quarter-finals | Ianin N./Philippov E. | Barnat J./Duda F. | 1:2 (7:5, 64:7, 15:17) | details | 09.02.2023 |
| 1/8-finals | Basic N./Kalender A. | Barnat J./Duda F. | 0:2 (2:6, 4:6) | details | 07.02.2023 |
Egypt: M15 Sharm ElSheikh - Doubles - Main |
| 1/8-finals | Barnat J./Duda F. | Kirci K./Martinez I. | 1:2 (67:7, 6:2, 6:10) | details | 31.01.2023 |
Germany: M15 Trier - Doubles - Main |
| Quarter-finals | Gentzsch T./Oetzbach A. | Barnat J./Duda F. | WO. | details | 25.08.2022 |
| 1/8-finals | Santibanez S./Stepanov R. | Barnat J./Duda F. | 0:2 (4:6, 2:6) | details | 23.08.2022 |
Germany: M15 Ueberlingen - Doubles - Main |
| Semi-finals | Barnat J./Duda F. | Jurajda A./Siniakov D. | 1:2 (6:0, 66:7, 14:16) | details | 19.08.2022 |
| Quarter-finals | Barnat J./Duda F. | Loosen T./Wolfschmidt A. | 2:0 (6:2, 6:3) | details | 18.08.2022 |
| 1/8-finals | Barnat J./Duda F. | Al Azmeh T./Fix D. | 2:0 (6:4, 6:2) | details | 17.08.2022 |
Slovenia: M15 Velenje - Doubles - Main |
| Final | Barnat J./Duda F. | Bittoun C./Walkin B. | 0:2 (1:6, 2:6) | details | 09.07.2022 |
| Semi-finals | Guerrieri A./Zanada E. | Barnat J./Duda F. | 0:2 (1:6, 2:6) | details | 08.07.2022 |
| Quarter-finals | Barnat J./Duda F. | Kivattsev K./Mikrut L. | 2:0 (6:1, 6:4) | details | 07.07.2022 |
| 1/8-finals | Barnat J./Duda F. | Kavcic B./Popovic N. | 2:1 (6:4, 3:6, 10:7) | details | 06.07.2022 |