 Spain: W100 Les Franqueses del Valles - Doubles - Main |
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| 1/8-finals | Chan W./Fehr N. | Lazaro Garcia A./Maristany G. | 0:2 (0:6, 1:6) | details | 23.10.2024 |
| Spain: W15 Madrid 3 - Doubles - Main |
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| 1/8-finals | Ferrer Perez C./Linares Domingo L. | Brown B./Fehr N. | WO. | details | 24.09.2024 |
| Spain: W35 Reus - Doubles - Main |
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| Quarter-finals | Fehr M./Fehr N. | Berecoechea N./Kuhl C. | 0:2 (2:6, 0:6) | details | 11.09.2024 |
| 1/8-finals | Fehr M./Fehr N. | Chan W./Engemise L. | 2:1 (6:3, 2:6, 10:4) | details | 10.09.2024 |
 France: W15 Dinard - Doubles - Main |
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| 1/8-finals | Fehr M./Fehr N. | Gaillard D./Thomas Iglesias L. | 1:2 (1:6, 7:65, 2:10) | details | 03.09.2024 |
 Georgia: W15 Tbilisi 2 - Doubles - Main |
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| 1/8-finals | Gagoshidze T./Jeladze K. | Fehr N./Zabolotnaia E. | 2:1 (4:6, 6:3, 10:3) | details | 07.08.2024 |
 South Africa: W15 Hillcrest 2 - Doubles - Main |
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| 1/8-finals | Mikhaylova M./Suvirdjonkova D. | Fehr N./Paathak P. | 2:1 (3:6, 6:3, 10:4) | details | 25.06.2024 |
| Spain: W35+H Tauste - Doubles - Main |
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| 1/8-finals | Fehr N./Ugrelidze N. | Pereira R./Vedder E. | 0:2 (2:6, 3:6) | details | 17.06.2024 |
 Romania: W15 Focsani - Doubles - Main |
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| 1/8-finals | Bergler O./Poduraeva M. | Behnke J. K./Fehr N. | 2:0 (6:2, 6:1) | details | 05.06.2024 |
 Croatia: W15 Bol 2 - Doubles - Main |
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| 1/8-finals | Herrmann S./Podlinska M. | Fehr N./Trklja N. | 2:0 (6:1, 6:2) | details | 29.05.2024 |
 Canada: W15 Montreal - Doubles - Main |
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| 1/8-finals | Fehr N./Visan M. | Mercier C./Serghi A. | 0:2 (1:6, 1:6) | details | 12.03.2024 |
 Greece: W15 Heraklion 5 - Doubles - Main |
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| 1/8-finals | Fehr N./Zaremba M. | Mazzoni E./Mazzoni J. | 0:2 (5:7, 1:6) | details | 29.11.2023 |
| Greece: W15 Heraklion 4 - Doubles - Main |
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| 1/8-finals | Fehr N./Nweke D. | Krajmer K./Roots A. | 0:2 (1:6, 1:6) | details | 21.11.2023 |
 Azerbaijan: W15 Baku - Doubles - Main |
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| 1/8-finals | Cohen S./Fehr N. | Kardava Z./Semenova A. | 0:2 (1:6, 2:6) | details | 22.08.2023 |
 Kazakhstan: W15 Ust-Kamenogorsk 2 - Doubles - Main |
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| 1/8-finals | Bekmetova L./Fehr N. | Arystanbekova A./Kenzhibayeva S. | 0:2 (1:6, 1:6) | details | 17.08.2023 |
| Georgia: W15 Tbilisi 2 - Doubles - Main |
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| 1/8-finals | Bochoradze A./Fehr N. | Ksandinov S./Semenistaja M. | 0:2 (1:6, 2:6) | details | 08.08.2023 |
| 1/8-finals | Bochoradze A./Fehr N. | Koklina E./Nagornaia S. | CAN. | details | 08.08.2023 |
| Georgia: W15 Tbilisi - Doubles - Main |
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| 1/8-finals | Fehr N./Kivity O. | Gagoshidze T./Natsvlishvili N. | 0:2 (3:6, 5:7) | details | 01.08.2023 |
 Tunisia: W15 Monastir 22 - Doubles - Main |
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| 1/8-finals | Lucia I./Morreale L. | Arangio G./Fehr N. | 2:0 (6:0, 6:1) | details | 05.07.2023 |
 Poland: W15 Gdansk - Doubles - Main |
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| 1/8-finals | Bajorek M./Czapulak E. | Fehr N./Kowalczyk N. | 2:0 (7:5, 6:2) | details | 20.06.2023 |
 Bosnia and Herzegovina: W15 Banja Luka - Doubles - Main |
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| 1/8-finals | Faludi V. N./Fehr N. | Pinto G./Squarcialupi G. | 0:2 (1:6, 0:6) | details | 07.06.2023 |
| Spain: W25 Monzon - Doubles - Main |
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| 1/8-finals | da Silva Fick G./Weckerle M. | Cortes A./Fehr N. | 2:0 (6:1, 6:3) | details | 15.05.2023 |
| Spain: W25 Platja D'Aro - Doubles - Main |
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| 1/8-finals | Boehner L./Shinde V. | Cortes A./Fehr N. | 2:0 (6:1, 6:1) | details | 10.05.2023 |
 Cyprus: W25 Alaminos-Larnaca - Doubles - Main |
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| 1/8-finals | Fehr N./Kusy Alzugaray J. | Christodoulou L./Panagiotou A. | 0:2 (5:7, 3:6) | details | 02.05.2023 |
| Spain: W15 Telde - Doubles - Main |
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| 1/8-finals | Cervino Ruiz C./Shinde V. | Fehr N./Monakhova D. | 2:0 (6:1, 6:1) | details | 04.04.2023 |
| Greece: W15 Heraklion - Doubles - Main |
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| 1/8-finals | Fehr N./Poulka M. E. | Squarcialupi G./Stagno B. | 0:2 (2:6, 1:6) | details | 14.03.2023 |
 Malaysia: W15 Kuching - Doubles - Main |
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| 1/8-finals | Feng S./Guo M. | Fehr N./Mane S. | 2:0 (6:0, 6:2) | details | 28.02.2023 |
| Greece: W25 Heraklion 2 - Doubles - Main |
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| 1/8-finals | Fehr N./Nepomuceno A. | Babikova N./Skamlova C. | 0:2 (0:6, 0:6) | details | 23.11.2022 |
| Greece: W15 Heraklion 9 - Doubles - Main |
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| Quarter-finals | Colmegna M./Spigarelli M. | Bandurowska X./Fehr N. | 2:0 (6:3, 6:2) | details | 10.11.2022 |
| 1/8-finals | Burobina A./El Sayed Y. | Bandurowska X./Fehr N. | 0:2 (3:6, 5:7) | details | 08.11.2022 |
| Greece: W15 Heraklion 8 - Doubles - Main |
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| Quarter-finals | Fehr N./Kannan A. | Mariani Mat./Pinto G. | 0:2 (0:6, 1:6) | details | 03.11.2022 |
| 1/8-finals | Bocchi E./Milani F. | Fehr N./Kannan A. | 0:2 (2:6, 3:6) | details | 01.11.2022 |
| France: W15 Dijon - Doubles - Main |
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| Quarter-finals | Bokova V./Dolzhenko M. | Fehr N./Persson I. | 2:0 (6:0, 6:1) | details | 14.09.2022 |
 Belgium: W15 Wanfercee-Baulet - Doubles - Main |
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| Quarter-finals | Fohnen F./Pantelic S. | Diatlova K./Fehr N. | 2:1 (4:6, 7:5, 12:10) | details | 24.08.2022 |
| Belgium: W15 Duffel - Doubles - Main |
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| 1/8-finals | Van Impe A./Vandewinkel H. | Fehr N./Zehnder M. J. | 2:0 (6:1, 6:1) | details | 16.08.2022 |
| France: W15 Les Contamines-Montjoie - Doubles - Main |
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| 1/8-finals | Lew Yan Foon A./Lim J. | Fehr N./Luescher S. | 2:0 (6:0, 7:5) | details | 19.07.2022 |
| Romania: W15 Bucharest - Doubles - Main |
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| 1/8-finals | Mihail D. M./Stoilkovska M. | Fehr N./Zvonaru I. | 2:0 (6:2, 7:5) | details | 21.06.2022 |
| Bosnia and Herzegovina: W15 Banja Luka - Doubles - Main |
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| 1/8-finals | Amariei I. D./Sevcikova L. | Fehr N./Nikcevic T. | 2:0 (6:2, 6:1) | details | 07.06.2022 |
 Slovenia: W15 Catez Ob Savi - Doubles - Main |
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| Quarter-finals | Csabi P./Kostic T. | Fehr N./Vig S. | 2:1 (4:6, 6:2, 10:7) | details | 02.06.2022 |
| Slovenia: W15 Krsko - Doubles - Main |
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| Semi-finals | Fehr N./Nebelska U. | Kucmova A./Pislak M. | 0:2 (0:6, 1:6) | details | 27.05.2022 |
| Quarter-finals | Fehr N./Nebelska U. | Salvi L./Traversi C. | WO. | details | 25.05.2022 |
| 1/8-finals | Fehr N./Nebelska U. | Augello M./Speri A. | 2:1 (1:6, 6:3, 10:6) | details | 24.05.2022 |
| Spain: W25+H Tossa de Mar - Doubles - Main |
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| 1/8-finals | Colmegna M./Vicens Mas R. | Fehr N./Giraldi Requena A. | 2:0 (6:1, 6:2) | details | 03.05.2022 |
| France: W25+H Calvi - Doubles - Main |
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| 1/8-finals | Brugnone F./Dartron E. | Battesti A./Fehr N. | 2:0 (6:2, 6:3) | details | 12.04.2022 |
| Tunisia: W15 Monastir 2 - Doubles - Main |
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| 1/8-finals | Fehr N./Triebe J. | Ni Ma Z./Palecek N. | 0:2 (0:6, 1:6) | details | 08.02.2022 |
| Tunisia: W15 Monastir - Doubles - Main |
|---|
| 1/8-finals | Dal S./Tomasetti C. | Fehr N./Villet M. | 2:0 (6:3, 6:1) | details | 01.02.2022 |
