2023 BMW Open

The 2023 BMW Open (also known as the BMW Open by American Express for sponsorship reasons) was a men's tennis tournament currently played on outdoor clay courts. It was the 107th edition of the event and part of the ATP Tour 250 series of the 2023 ATP Tour. It took place at the MTTC Iphitos complex in Munich, Germany, from 17 to 23 April 2023.

Singles

 * Holger Rune def. Botic van de Zandschulp 6–4, 1–6, 7–6(7–3)

Doubles

 * 🇦🇹 Alexander Erler / 🇦🇹 Lucas Miedler def. 🇩🇪 Kevin Krawietz / 🇩🇪 Tim Pütz, 6–3, 6–4

Seeds

 * Rankings are as of 10 April 2023.

Other entrants
The following players received wildcards into the main draw:
 * 🇩🇪 Daniel Altmaier
 * 🇩🇪 Yannick Hanfmann
 * 🇩🇪 Max Hans Rehberg

The following player received entry using a protected ranking into the main draw:
 * 🇬🇧 Kyle Edmund

The following players received entry from the qualifying draw:
 * 🇮🇹 Flavio Cobolli
 * Aslan Karatsev
 * Alexander Ritschard
 * 🇩🇪 Marko Topo

Withdrawals

 * 🇮🇹 Matteo Berrettini → replaced by 🇩🇪 Jan-Lennard Struff
 * 🇺🇸 Maxime Cressy → replaced by 🇪🇸 Roberto Carballés Baena
 * 🇬🇧 Jack Draper → replaced by 🇦🇺 Christopher O'Connell

Seeds

 * Rankings are as of 10 April 2023.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇩🇪 Matthias Bachinger / 🇦🇹 Dominic Thiem
 * 🇩🇪 Oscar Otte / 🇩🇪 Jan-Lennard Struff

The following pairs received entry as alternates:
 * 🇩🇪 Yannick Hanfmann / 🇩🇪 Daniel Masur
 * 🇦🇺 Christopher O'Connell / 🇫🇷 Albano Olivetti

Withdrawals

 * 🇪🇸 Roberto Carballés Baena / 🇧🇷 Thiago Monteiro → replaced by 🇦🇺 Christopher O'Connell / 🇫🇷 Albano Olivetti
 * 🇫🇷 Jérémy Chardy / 🇫🇷 Fabrice Martin → replaced by 🇫🇷 Jérémy Chardy / 🇫🇷 Ugo Humbert
 * 🇺🇸 Maxime Cressy / 🇫🇷 Albano Olivetti → replaced by 🇯🇲 Dustin Brown / 🇨🇿 Adam Pavlásek
 * 🇺🇸 Marcos Giron / 🇫🇷 Constant Lestienne → replaced by 🇩🇪 Yannick Hanfmann / 🇩🇪 Daniel Masur