Mikhail Kukushkin

Challengers

 * Singles
 * 🇺🇸 Tyler (5 Jun 2023) – 🇺🇸 Nicolas Moreno de Alboran def. 🇰🇿 Mikhail Kukushkin, 6–7(8–10), 7–6(7–0), 6–4.
 * 🇺🇸 Bloomfield Hills (3 Jul 2023) – 🇺🇸 Steve Johnson def. 🇰🇿 Mikhail Kukushkin, 6–4, 6–7(7–9), 7–6(7–4).