| Chūnan | |
| Native Name: | 仲南町 ちゅうなんちょう |
| Native Name Lang: | ja |
| Settlement Type: | Town |
| Extinct Title: | Merged |
| Subdivision Type: | Country |
| Subdivision Name: |  Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Shikoku |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Kagawa |
| Subdivision Type3: | District |
| Subdivision Name3: | Nakatado |
| Area Total Km2: | 58.14 |
| Population Total: | 4653 |
| Population As Of: | 2005 |
| Population Density Km2: | auto |
was a town located in Nakatado District, Kagawa Prefecture, Japan.
As of 2003, the town had an estimated population of 4,681 and a density of 80.51 persons per km2. The total area was 58.14 km2.
On March 20, 2006, Chūnan, along with the town of Kotonami (also from Nakatado District), was merged into the expanded town of Mannō.