Jan-Lennard Struff

Singles

 * 🇪🇸 Madrid (1 May 2023) – 🇪🇸 Carlos Alcaraz def. 🇩🇪 Jan-Lennard Struff, 6–4, 3–6, 6–3.
 * 🇩🇪 Stuttgart (12 Jun 2023) – 🇺🇸 Frances Tiafoe def. 🇩🇪 Jan-Lennard Struff, 4–6, 7–6(7–1), 7–6(10–8).