ATP - Vienna 1R continued

First round continued in Vienna.

2023 Erste Bank Open, an ATP 500 tournament, on Hard Indoor, Vienna, Austria, 23-29 October 2023.

Defending champion:

Daniil Medvedev (1) who defeated Denis Shapovalov 4-6 6-3 6-2

Mackenzie McDonald withdrew after the main draw published, and was replaced by lucky loser Lorenzo Sonego.

First round results:

- Grigor Dimitrov defeated Lorenzo Musetti 6-3 6-4

- Stefanos Tsitsipas (4) defeated wildcard Dominic Thiem7-6(5) 6-4

- Qualifier Tomas Machac defeated Aleksandar Vukic 6-3 6-1

- Tommy Paul (6) defeated qualifier Alexandre Müller 6-3 6-1

- Andrey Rublev (3) defeated Alexei Popyrin 7-6(5) 6-4

- Frances Tiafoe (7) defeated Daniel Evans 1-4 (retired)

- Lucky loser Lorenzo Sonego defeated Francisco Cerundolo 6-4 5-7 6-2