2023 Generali Open Kitzbühel

The 2023 Generali Open Kitzbühel was a tennis tournament played on outdoor clay courts. It was the 79th edition of the Austrian Open Kitzbühel, and part of the World Tour 250 series of the 2023 ATP Tour. It took place at the Tennis stadium Kitzbühel in Kitzbühel, Austria, from 31 July through 5 August 2023.

Singles

 * 🇦🇷 Sebastián Báez def. 🇦🇹 Dominic Thiem, 6–3, 6–1

Doubles

 * 🇦🇹 Alexander Erler / 🇦🇹 Lucas Miedler def. 🇪🇨 Gonzalo Escobar / 🇰🇿 Aleksandr Nedovyesov, 6–4, 6–4

Prize money

 * per team

Seeds

 * 1 Rankings are as of 24 July 2023.

Other entrants
The following players received wildcards into the main draw:
 * 🇦🇹 Filip Misolic
 * 🇧🇷 Thiago Seyboth Wild
 * 🇦🇹 Dominic Thiem

The following player received entry with a protected ranking:
 * 🇦🇷 Guido Pella

The followinng player received entry as a special exempt:
 * 🇦🇺 Alexei Popyrin

The following players received entry from the qualifying draw:
 * 🇦🇷 Guido Andreozzi
 * 🇦🇷 Facundo Bagnis
 * 🇷🇸 Hamad Medjedovic
 * 🇦🇹 Dennis Novak

The following player received entry as a lucky loser:
 * 🇦🇷 Juan Manuel Cerúndolo

Withdrawals

 * 🇪🇸 Roberto Bautista Agut → replaced by 🇫🇷 Arthur Rinderknech
 * 🇷🇸 Miomir Kecmanović → replaced by 🇸🇰 Alex Molčan
 * 🇦🇺 Alexei Popyrin → replaced by 🇦🇷 Juan Manuel Cerúndolo
 * 🇮🇹 Lorenzo Sonego → replaced by 🇨🇴 Daniel Elahi Galán
 * Botic van de Zandschulp → replaced by Marc-Andrea Hüsler

Seeds

 * 1 Rankings as of 24 July 2023.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇦🇹 Filip Misolic / 🇦🇹 Joel Schwärzler
 * 🇦🇹 Sebastian Ofner / 🇦🇹 Dominic Thiem