| Mount Okutoppu | |
| Other Name: | 奥徳富岳 |
| Elevation M: | 1346 |
| Elevation Ref: | [1] |
| Prominence M: | 181 |
| Parent Peak: | Mount Kunbetsu |
| Map: | Japan |
| Label Position: | left |
| Listing: | List of mountains and hills of Japan by height |
| Language: | Japanese |
| Location: | Hokkaidō, Japan |
| Range: | Shokanbetsudake Mountains |
| Coordinates: | 43.6769°N 141.5075°W |
| Topo: | Geospatial Information Authority 25000:1 暑寒別岳 50000:1 留萌 |
| Type: | volcanic |
| Age: | Late Miocene to Early Pliocene |
is a mountain of the Shokanbetsudake Mountains. It is located on the border between Shintotsukawa and Ishikari, Hokkaidō, Japan. The mountain is also known as .
Mount Okutoppu is made from non-alkaline mafic volcanic rock.[2]