The 2024 BOSS Open is a men's tennis tournament currently played on outdoor grass courts.

It is the 46th edition of the Stuttgart Open, and part of the ATP Tour 250 series of the 2024 ATP Tour.

It is held at the Tennis Club Weissenhof in Stuttgart, Germany, from 10 June until 16 June 2024.

[1] The following players received wildcards into the main draw: The following player received entry using a protected ranking: The following players received entry from the qualifying draw: The following player received entry as a lucky loser: The following pairs received wildcards into the doubles main draw: