| Breitenstein | |
| Elevation M: | 1622 |
| Isolation Km: | 2.5 |
| Isolation Ref: | Wendelstein |
| Range: | Bavarian Prealps |
| Location: | Bavaria,  Germany |
| Map: | Germany |
| Coordinates: | 47.7222°N 11.9892°W |
| Easiest Route: | Fischbachau - Kesselalm - Hubertushütte - Breitenstein |
Breitenstein is a 1,622 m high mountain of the Bavarian Prealps.
The most common route is from Fischbachau to the Kesselalm continuing via the Hubertushütte to the summit.