| Official Name: | Binayak, Nepal |
| Other Name: | Panchadewal Binayak |
| Native Name: | विनायक |
| Settlement Type: | municipality |
| Pushpin Map: | Nepal |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Nepal |
| Subdivision Type: | Country |
| Subdivision Name: |  Nepal |
| Subdivision Type1: | Zone |
| Subdivision Name1: | Seti Zone |
| Subdivision Type2: | District |
| Subdivision Name2: | Achham District |
| Population As Of: | 2001 |
| Population Total: | 4881 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Population Blank2: | Hindu |
| Timezone: | Nepal Time |
| Utc Offset: | +5:45 |
| Coordinates: | 29.11°N 81.39°W |
Binayak is a small town in Achham District in the Seti Zone of western Nepal. According to the 1991 Nepal census, the village had a population of 4270 living in 831 houses.[1] At the time of the 2001 Nepal census, the population was 4881, of which 30% was literate.[1]