| Burgruine Rauhenstein | |
| Location: | Lower Austria, Austria |
| Type: | Castle |
| Built: | 12th century |
Burgruine Rauhenstein is a castle in Baden bei Wien, Lower Austria, Austria. It was constructed in the 12th century. It is known to be the location where Karl van Beethoven, Ludwig van Beethoven's nephew, attempted suicide in July 1826.