Stan Wawrinka

Singles

 * Umag (24 Jul 2023) – 🇦🇺 Alexei Popyrin def. Stan Wawrinka, 6–7(5–7), 6–3, 6–4.

Doubles

 * Gstaad (17 Jul 2023) – Dominic Stricker /  Stan Wawrinka def. 🇧🇷 Marcelo Demoliner /  Matwé Middelkoop, 7–6(10–8), 6–2.

Grand Slam

 * Singles