 Spain: M25 Sabadell 2 - Doubles - Main |
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| Quarter-finals | Markiewicz J./Shaw M. | Plans J./Pujol Navarro B. | 0:2 (4:6, 4:6) | details | 25.09.2024 |
| 1/8-finals | Markiewicz J./Shaw M. | Cowley R./Hignett L. | 2:1 (6:2, 2:6, 10:8) | details | 24.09.2024 |
 Sweden: M15 Vaxjo - Doubles - Main |
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| 1/8-finals | Hellum Lilleengen L./Rivera L. | Markiewicz J./Shaw M. | 2:1 (4:6, 6:4, 10:7) | details | 17.09.2024 |
 Italy: M25 Pozzuoli - Doubles - Main |
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| Semi-finals | Markiewicz J./Martin T. | Reitano S./Wessels L. | 1:2 (6:3, 1:6, 8:10) | details | 14.09.2024 |
| Quarter-finals | Campese C./Di Natale G. M. | Markiewicz J./Martin T. | 0:2 (2:6, 2:6) | details | 12.09.2024 |
| 1/8-finals | Mazzola F./Vaccari L. | Markiewicz J./Martin T. | 0:2 (0:6, 1:6) | details | 10.09.2024 |
 United Kingdom: M25 Aldershot - Doubles - Main |
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| Quarter-finals | Charlton J./Hudd E. | Markiewicz J./Shaw M. | 2:0 (6:2, 6:3) | details | 15.08.2024 |
| 1/8-finals | Markiewicz J./Shaw M. | Fox D./Okonkwo O. | 2:0 (7:5, 7:5) | details | 13.08.2024 |
| United Kingdom: M25 Roehampton 2 - Doubles - Main |
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| Quarter-finals | Markiewicz J./Shaw M. | Fox D./Goodger J. | 0:2 (65:7, 4:6) | details | 08.08.2024 |
| 1/8-finals | Markiewicz J./Shaw M. | Martin T./Smith B. | 2:1 (5:7, 7:63, 10:6) | details | 07.08.2024 |
| United Kingdom: M25 Roehampton - Doubles - Main |
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| 1/8-finals | Markiewicz J./Shaw M. | Seeman J./Thayne W. | 1:2 (6:4, 3:6, 6:10) | details | 31.07.2024 |
| United Kingdom: M25 Nottingham 4 - Doubles - Main |
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| Quarter-finals | Markiewicz J./Shaw M. | Davis J./Summers M. | 0:2 (2:6, 1:6) | details | 18.07.2024 |
| 1/8-finals | Markiewicz J./Shaw M. | Bowden L./Nolan W. | 2:0 (7:65, 6:3) | details | 16.07.2024 |
| United Kingdom: M25 Nottingham 3 - Doubles - Main |
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| Quarter-finals | Hands T./Wendelken H. | Markiewicz J./Shaw M. | 2:1 (6:2, 64:7, 10:4) | details | 10.07.2024 |
| 1/8-finals | Pow L./Weir P. | Markiewicz J./Shaw M. | 0:2 (3:6, 4:6) | details | 09.07.2024 |
 Denmark: M25 Aarhus - Doubles - Main |
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| 1/8-finals | Ahti V./Markiewicz J. | Durasovic V./Vanshelboim E. | 1:2 (2:6, 6:1, 5:10) | details | 12.06.2024 |
 Poland: M15 Grodzisk Mazowiecki - Doubles - Main |
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| Semi-finals | Bajurko A./Juszczak P. | Markiewicz J./Steiner M. | 2:0 (7:64, 6:3) | details | 07.06.2024 |
| Quarter-finals | Markiewicz J./Steiner M. | Monzon I./Tenti F. | 2:1 (6:4, 5:7, 10:5) | details | 06.06.2024 |
| 1/8-finals | Markiewicz J./Steiner M. | Kalina V./Pecak S. | 2:0 (6:3, 6:3) | details | 05.06.2024 |
| Sweden: M15 Kalmar - Doubles - Main |
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| Quarter-finals | Markiewicz J./Shaw M. | Rosenkranz M./Ruehl T. | 1:2 (6:3, 4:6, 8:10) | details | 16.05.2024 |
| 1/8-finals | Markiewicz J./Shaw M. | Nandal Y./Wendelken H. | WO. | details | 15.05.2024 |
| Sweden: M25 Varnamo - Doubles - Main |
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| 1/8-finals | Markiewicz J./Shaw M. | Pampanin P./Perfetti N. | 0:2 (4:6, 4:6) | details | 08.05.2024 |
| United Kingdom: M25 Nottingham 2 - Doubles - Main |
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| Semi-finals | Charlton J./Hudd E. | Markiewicz J./Shaw M. | 2:0 (6:4, 6:3) | details | 03.05.2024 |
| Quarter-finals | Markiewicz J./Shaw M. | Davis J./Summers M. | 2:1 (6:4, 3:6, 10:5) | details | 02.05.2024 |
| 1/8-finals | Houghton G./Stewart H. | Markiewicz J./Shaw M. | 1:2 (61:7, 6:4, 9:11) | details | 30.04.2024 |
| United Kingdom: M25 Nottingham - Doubles - Main |
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| Quarter-finals | Charlton J./Hudd E. | Markiewicz J./Shaw M. | 2:0 (6:3, 7:5) | details | 25.04.2024 |
| 1/8-finals | Markiewicz J./Shaw M. | Beaven J./Martin T. | 2:0 (6:2, 6:2) | details | 23.04.2024 |
 France: M15 Azay-le-Rideau - Doubles - Main |
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| 1/8-finals | Cooper S./Markiewicz J. | Ghazouani Durand Y./Massard L. | 0:2 (3:6, 4:6) | details | 16.04.2024 |
| France: M15 Lons-le-Saunier - Doubles - Main |
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| 1/8-finals | Garcian A./Nagel A. | Markiewicz J./Opitz J. | 2:0 (6:3, 6:4) | details | 02.04.2024 |
| France: M25 Saint Dizier - Doubles - Main |
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| 1/8-finals | Berger A./Cooper S. | Markiewicz J./Opitz J. | 2:1 (62:7, 6:4, 10:6) | details | 26.03.2024 |
| Spain: M15 Les Franqueses del Valles - Doubles - Main |
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| Quarter-finals | Cooper S./Van Tilburg R. | Ahti V./Markiewicz J. | 2:1 (6:3, 2:6, 10:4) | details | 14.03.2024 |
| 1/8-finals | Ahti V./Markiewicz J. | Dussin L./Verbard B. | 2:0 (6:2, 6:2) | details | 13.03.2024 |
 Portugal: M25 Vila Real de Santo Antonio - Doubles - Main |
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| Quarter-finals | Markiewicz J./Shaw M. | Domingues J./Faria J. | 0:2 (4:6, 3:6) | details | 17.02.2024 |
| 1/8-finals | Curras Abasolo T./Lopez Morillo I. | Markiewicz J./Shaw M. | 1:2 (4:6, 6:2, 9:11) | details | 16.02.2024 |
| France: M15+H Bagnoles de l'Orne - Doubles - Main |
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| Final | Markiewicz J./Shaw M. | Romano F./Taddia L. | 0:2 (64:7, 3:6) | details | 27.01.2024 |
| Semi-finals | Orlov V./Vasa E. | Markiewicz J./Shaw M. | 1:2 (6:2, 4:6, 6:10) | details | 26.01.2024 |
| Quarter-finals | Pecci A./Picchione A. | Markiewicz J./Shaw M. | 0:0 RET. (2:1) | details | 25.01.2024 |
| 1/8-finals | Markiewicz J./Shaw M. | Lapalu V./Moret J. | 2:0 (6:3, 6:4) | details | 24.01.2024 |
| United Kingdom: M25 Sunderland - Doubles - Main |
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| 1/8-finals | Hou Y./Markiewicz J. | Beaven J./Hodkin S. | 1:2 (6:3, 3:6, 10:12) | details | 17.01.2024 |
 Slovakia: M25 Trnava 2 - Doubles - Main |
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| Semi-finals | Markiewicz J./Shaw M. | Paty D./Poljak D. | 1:2 (6:2, 5:7, 8:10) | details | 10.11.2023 |
| Quarter-finals | Ejupovic E./Sels J. | Markiewicz J./Shaw M. | WO. | details | 09.11.2023 |
| 1/8-finals | Markiewicz J./Shaw M. | Fekete J./Poritskyy A. | 2:1 (3:6, 6:3, 11:9) | details | 07.11.2023 |
| United Kingdom: M25 Sunderland 2 - Doubles - Main |
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| 1/8-finals | Hou Y./Markiewicz J. | Simkiss L./Weir P. | 0:2 (4:6, 3:6) | details | 01.11.2023 |
 Netherlands: M15 Haren - Doubles - Main |
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| Semi-finals | Markiewicz J./Shaw M. | Jans J./Visker N. | 0:2 (4:6, 2:6) | details | 08.09.2023 |
| Quarter-finals | Markiewicz J./Shaw M. | Bouchelaghem C./Hendrikx J. | 2:0 (6:1, 6:4) | details | 07.09.2023 |
| 1/8-finals | De Bakker T./Van Tilburg R. | Markiewicz J./Shaw M. | 1:2 (6:4, 1:6, 9:11) | details | 05.09.2023 |
 Germany: M15 Allershausen - Doubles - Main |
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| 1/8-finals | Merino A./Negritu Ch. | Cubelic K./Markiewicz J. | CAN. | details | 30.08.2023 |
| Poland: M25 Poznan - Doubles - Main |
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| 1/8-finals | Markiewicz J./Zeuch T. | Pieczkowski O./Szajrych J. | 0:2 (4:6, 4:6) | details | 22.08.2023 |
| United Kingdom: M25 Aldershot - Doubles - Main |
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| 1/8-finals | Habib A./Markiewicz J. | Hignett L./Quayle D. | 1:2 (5:7, 6:3, 1:10) | details | 16.08.2023 |
 Tunisia: M15 Monastir 12 - Doubles - Main |
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| 1/8-finals | Mu T./Xiao L. | Ahti V./Markiewicz J. | 2:0 (6:2, 6:3) | details | 21.03.2023 |