Stadium: Center Court Round: 28 Ground: Clay
| Challenger Heilbronn MD | 2023/06/08 12:00 | Barrientos/Hidalgo v Cornea/Oswald | 6-1,6-7,1-10 |
| Challenger Heilbronn MD | 2023/06/07 14:00 | Brown/Tsitsipas v Cornea/Oswald | 5-7,7-6,8-10 |
| Challenger Heilbronn MD | 2023/06/09 17:20 | Martinez/Pellegrino v Molleker/Squire | 7-6,6-2 |
| Challenger Heilbronn MD | 2023/06/07 12:00 | Martinez/Pellegrino v Chandrasekar/Prashanth | 6-2,6-4 |