| Mount Ahoro | |
| Other Name: | 阿幌岳 |
| Elevation M: | 977 |
| Range: | Akan Volcanic Complex |
| Listing: | Mountains and hills of Japan |
| Location: | Hokkaidō, Japan |
| Map: | Japan |
| Label Position: | left |
| Coordinates: | 43.5172°N 144.0708°W |
| Topo: | Geographical Survey Institute 25000:1 木禽岳 50000:1 斜里 |
| Type: | volcanic |
| Age: | Late Miocene-Pliocene |
| Volcanic Arc/Belt: | Kurile arc |
is a mountain in Tsubetsu, Hokkaidō, Japan. It is the source of the Abashiri River.[1] The mountain is made up of non-alkaline mafic volcanic rock that is 1.7 million to 7 million years old.[2]