| Punkalaidun | |
| Official Name: | Finnish: Punkalaitumen kunta Swedish: Punkalaiduns kommun |
| Settlement Type: | Municipality |
| Coordinates: | 61.1117°N 29.3°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Finland |
| Subdivision Type1: | Region |
| Subdivision Name1: | Pirkanmaa |
| Subdivision Type2: | Sub-region |
| Subdivision Name2: | South Western Pirkanmaa sub-region |
| Leader Title: | Municipal manager |
| Leader Name: | Jyrki Moilanen |
| Established Title: | Charter |
| Established Date: | 1639 |
| Timezone: | EET |
| Utc Offset: | +02:00 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +03:00 |
| Website: | www.punkalaidun.fi |
Punkalaidun (Swedish: Punkalaidun, also Swedish: Pungalaitio) is a municipality of Finland.
It is located in the province of Western Finland and is part of the Pirkanmaa region. The municipality has a population of and covers an area of NaNPunkalaidun}} of which NaNPunkalaidun}} is water. The population density is NaNPunkalaidun.
Neighbouring municipalities are Huittinen, Humppila, Loimaa, Urjala, and Sastamala.
The municipality is unilingually Finnish.