| Mouth location | Berchtesgadener Ache |
|---|---|
| Mouth coordinates | 47.6257°N 13.0002°E |
| Country | Germany |
| State | Bavaria |
| Length | 21.5 km |
Ramsauer Ache (in its upper course: Klausbach) is a river of Bavaria, Germany. At its confluence with the Königsseer Ache in Berchtesgaden, the Berchtesgadener Ache is formed.