| Haapavesi | |
| Official Name: | Finnish: Haapaveden kaupunki |
| Settlement Type: | Town |
| Coordinates: | 64.1417°N 47°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | North Ostrobothnia |
| Subdivision Type2: | Sub-region |
| Subdivision Name2: | Siikalatva |
| Leader Title: | Town manager |
| Leader Name: | Kimmo Hinno |
| Established Title: | Charter |
| Established Date: | 1863 |
| Established Title2: | Town privileges |
| Established Date2: | 1996 |
| Timezone: | EET |
| Utc Offset: | +02:00 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +03:00 |
Haapavesi is a town and a municipality of Finland.
It is located in the North Ostrobothnia region. The name means "Aspen Water". The town has a population of and covers an area of NaNHaapavesi}} of which NaNHaapavesi}} is water. The population density is NaNHaapavesi. Neighbour municipalities are Haapajärvi, Kärsämäki, Nivala, Oulainen, Raahe, Siikalatva and Ylivieska.
The municipality is unilingually Finnish.
The town is the Finnish national kantele village. It is also known for the Haapavesi Folk Music Festival[1] which gathers folk musicians together.
At Haapavesi, there is a tall guyed TV mast, which belongs to Finland's tallest man-made structures.
The Haapavesi Folk High School (fi|Haapaveden opisto) is an ideologically independent boarding school. Haapavesi Folk High School is one of the eleven folk high schools cooperating in the HUMAK University of Applied Sciences. HUMAK offers education and training in the fields of Civic and youth work, Cultural management and production as well as Sign language interpreter. In Haapavesi Unit of HUMAK the focus is on civic and youth work.