| Mount Piyashiri | |
| Other Name: | ピヤシリ山 |
| Elevation M: | 987 |
| Listing: | List of mountains and hills of Japan by height |
| Location: | Hokkaidō, Japan |
| Range: | Kitami Mountains |
| Coordinates: | 44.4336°N 142.5842°W |
| Topo: | Geographical Survey Institute 25000:1 ピヤシリ山 50000:1 名寄 |
| Volcanic Arc: | Kurile Arc |
is a mountain in the Kitami Mountains. It is located on the border of Nayoro, Ōmu and Shimokawa, Hokkaidō, Japan.