| Pieksämäki | |
| Official Name: | Finnish: Pieksämäen kaupunki Swedish: Pieksämäki stad |
| Settlement Type: | Town |
| Coordinates: | 62.3003°N 27.1642°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Southern Savonia |
| Subdivision Type2: | Sub-region |
| Subdivision Name2: | Pieksämäki sub-region |
| Leader Title: | Town manager |
| Leader Name: | Ulla Nykänen |
| Established Title: | Charter |
| Established Date: | 1962 |
| Established Title2: | Re-established |
| Established Date2: | 2007 |
| Timezone: | EET |
| Utc Offset: | +02:00 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +03:00 |
Pieksämäki (in Finnish pronounced as /ˈpie̯ksæˌmæki/) is a town and municipality of Finland. It is located in the Southern Savonia region, about north of Mikkeli, east of Jyväskylä and south of Kuopio. The town has a population of and covers an area of NaNPieksämäki}} of which is water. The population density is NaNPieksämäki. Neighbour municipalities are Hankasalmi, Joroinen, Juva, Kangasniemi, Leppävirta, Mikkeli, Rautalampi and Suonenjoki.
Pieksämäki was formed as a town on 1 January 2007 with the consolidation of the Pieksämäki and Pieksänmaa municipalities.
Pieksämäki railway station is an important junction for the Finnish railway network, and Savo Railway Museum is located in the area.
Diaconia University of Applied Sciences has a campus in Pieksämäki.
Results of the 2015 Finnish parliamentary election in Pieksämäki:
See also: List of twin towns and sister cities in Finland.
Pieksämäki is twinned with:
Falkenberg, Sweden
Gyöngyös, Hungary
Porsgrunn, Norway
Shuya, Russia