Nur-Sultan 2 CH 2021
Tomas Machac won the title, beating Sebastian Ofner 4–6 6–4 6–4 in the final.
Statistics appear here as main-draw matches end.
Tomas Machac won the title, beating Sebastian Ofner 4–6 6–4 6–4 in the final.
Statistics appear here as main-draw matches end.