 Poland: M25 Lodz - Doubles - Main |
|---|
| 1/8-finals | Marek W./Szajrych J. | Dworak K./Majchrzak A. | 0:2 (3:6, 4:6) | details | 08.08.2023 |
 Estonia: M15 Parnu - Doubles - Main |
|---|
| Semi-finals | Vasa E./Vasa I. | Marek W./Nefve A. | 2:1 (6:3, 4:6, 10:6) | details | 05.08.2022 |
| Quarter-finals | Gentzsch T./Oetzbach A. | Marek W./Nefve A. | 1:2 (66:7, 6:2, 10:12) | details | 04.08.2022 |
| 1/8-finals | Campana F./Gola A. | Marek W./Nefve A. | 0:2 (4:6, 4:6) | details | 02.08.2022 |
 Slovakia: M25 Poprad - Doubles - Main |
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| 1/8-finals | Orlov V./Poljak D. | Marek W./Taczala D. | 2:1 (63:7, 6:0, 10:3) | details | 29.06.2022 |
| Poland: M15 Bytom - Doubles - Main |
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| Quarter-finals | Marek W./Pawelski M. | Taylor A./Taylor J. | 0:2 (3:6, 2:6) | details | 10.06.2022 |
| 1/8-finals | Marek W./Pawelski M. | Wiskandt M./Woerner P. | WO. | details | 08.06.2022 |
 Tunisia: M15 Monastir 38 - Doubles - Main |
|---|
| Quarter-finals | Marek W./Neumayer L. | Bailly P. Y./Darcis S. | WO. | details | 07.10.2021 |
| 1/8-finals | Marek W./Neumayer L. | Rai A./Vacherot V. | 2:1 (6:4, 3:6, 10:7) | details | 05.10.2021 |
| Tunisia: M15 Monastir 37 - Doubles - Main |
|---|
| Final | Marek W./Neumayer L. | Nishiwaki K./Ogura K. | 1:2 (6:1, 4:6, 6:10) | details | 02.10.2021 |
| Semi-finals | Collignon R./Den Ouden G. | Marek W./Neumayer L. | 1:2 (4:6, 6:3, 7:10) | details | 01.10.2021 |
| Quarter-finals | Chaiyarin C./Labbene Y. | Marek W./Neumayer L. | 0:2 (3:6, 1:6) | details | 30.09.2021 |
| 1/8-finals | Dahiya P./Shanmugam A. | Marek W./Neumayer L. | 0:2 (3:6, 1:6) | details | 28.09.2021 |
| Poland: M15 Lodz - Doubles - Main |
|---|
| 1/8-finals | Bergevi F./Eriksson M. | Marek W./Pawelski M. | 2:0 (6:4, 6:4) | details | 17.08.2021 |
| Poland: M15 Gdynia - Doubles - Main |
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| Quarter-finals | Kotzen A./Leite W. | Marek W./Pawelski M. | 2:1 (7:5, 2:6, 10:7) | details | 12.08.2021 |
| 1/8-finals | Marek W./Pawelski M. | Juszczak P./Peliwo F. | 2:1 (63:7, 6:2, 10:4) | details | 11.08.2021 |
| Poland: M25 Wroclaw - Doubles - Main |
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| 1/8-finals | Gutierrez O. J./Luz O. | Marek W./Mikula M. | 2:0 (7:5, 7:5) | details | 30.06.2021 |
 Ukraine: M15 Novomoskovsk 2 - Doubles - Main |
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| Semi-finals | Marek W./Mikula M. | Sanchez Jover C./Vidal Azorin J. F. | 0:2 (4:6, 5:7) | details | 28.05.2021 |
| Quarter-finals | Marek W./Mikula M. | Braynin A./Kravchenko G. | 2:1 (6:4, 5:7, 10:5) | details | 27.05.2021 |
| 1/8-finals | Marek W./Mikula M. | Arnaldi M./Ovcharenko O. | 2:1 (6:4, 5:7, 10:5) | details | 25.05.2021 |
| Tunisia: M15 Monastir 8 - Doubles - Main |
|---|
| 1/8-finals | Ghorbel A./Marek W. | Capecchi D./Pieri S. | CAN. | details | 09.03.2021 |
 Kazakhstan: M15 Nur-Sultan 2 - Doubles - Main |
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| Final | Liutarevich I./Shyla Y. | Marek W./Wojcik Y. | 2:0 (6:4, 6:2) | details | 13.02.2021 |
| Semi-finals | Balzerani R./Dalla Valle E. | Marek W./Wojcik Y. | 0:2 (1:6, 2:6) | details | 12.02.2021 |
| Quarter-finals | Marek W./Wojcik Y. | Dembek M./Niklas-Salminen P. | WO. | details | 11.02.2021 |
| 1/8-finals | Marek W./Wojcik Y. | Ayap S./Khomich A. | 2:0 (6:3, 6:1) | details | 09.02.2021 |
Spain: Alicante - Singles - Qualification
World: Davis Cup - World Group II - Singles - Main