| Gonet Geneva Open | Sebastian Baez vs Alex Michelsen | 7-5, 6-3 | Finished |
| Gonet Geneva Open | Arthur Rinderknech vs Thiago Agustin Tirante | 6-4, 6-1 | Finished |
| Gonet Geneva Open | Valentin Royer vs Francisco Comesana | 2-6, 6-3, 6-4 | Finished |
| Gonet Geneva Open | Stefanos Tsitsipas vs Giovanni Mpetshi Perricard | 6-4, 7(10)-6(8) | Finished |
| Gonet Geneva Open | Raul Brancaccio vs Stan Wawrinka | 6-2, 4-6, 7(7)-6(5) | Finished |
| Gonet Geneva Open | Lorenzo Sonego vs Edas Butvilas | 6-3, 6-1 | Finished |
| Grand Prix De Son Altesse Royale La Princesse Lalla Meryem (WTA) | Simona Waltert vs Anhelina Kalinina | 6-3, 6-4 | Finished |
| Grand Prix De Son Altesse Royale La Princesse Lalla Meryem (WTA) | Hanne Vandewinkel vs Panna Udvardy | 6-4, 6-2 | Finished |
| Grand Prix De Son Altesse Royale La Princesse Lalla Meryem (WTA) | Petra Marcinko vs Vera Zvonareva | 6-2, 6-4 | Finished |
| Grand Prix De Son Altesse Royale La Princesse Lalla Meryem (WTA) | Fiona Ferro vs Danka Kovinic | 6-2, 6-3 | Finished |
| Grand Prix De Son Altesse Royale La Princesse Lalla Meryem (WTA) | Polona Hercog vs Anna Bondar | 1-1 | Retired |
| Hamburg Open | Francisco Cerundolo vs Alex De Minaur | 3-6, 6-4, 6-3 | Finished |
| Hamburg Open | Kamil Majchrzak vs Camilo Ugo Carabelli | 1-6, 6-2, 6-3 | Finished |
| Hamburg Open | Alejandro Davidovich Fokina vs Corentin Moutet | 6-4, 6-4 | Finished |
| Hamburg Open | Terence Atmane vs Tomas Martin Etcheverry | 6-2, 7(7)-6(4) | Finished |
| Hamburg Open | Yannick Hanfmann vs Max Schoenhaus | 6-3, 6(4)-7(7), 6-4 | Finished |
| Hamburg Open | Daniel Altmaier vs Rinky Hijikata | 7-5, 6-2 | Finished |
| Hamburg Open | Marcos Giron vs Ben Shelton | 6-3, 4-6, 7(7)-6(3) | Finished |
| Hamburg Open | Jakub Mensik vs Jan-Lennard Struff | 7(7)-6(3), 6-2 | Finished |
| Strasbourg Open | Magdalena Frech vs Talia Gibson | 7(7)-6(0), 6-3 | Finished |
| Strasbourg Open | Daria Kasatkina vs Liudmila Samsonova | 7-5, 6-3 | Finished |
| Strasbourg Open | Alexandra Eala vs Oleksandra Oliynykova | 3-6, 7-5, 6-3 | Finished |
| Strasbourg Open | Marie Bouzkova vs Katerina Siniakova | 7(7)-6(3), 6-3 | Finished |