2025 Erste Bank Open – Singles

Common card · No. 215119

Jannik Sinner defeated Alexander Zverev in the final, 3–6, 6–3, 7–5 to win the singles tennis title at the 2025 Vienna Open. It was his second title at the tournament (after 2023), and 22nd career ATP Tour title. Jack Draper was the reigning champion, but did not participate this year due to an arm injury.