| Official Name: | Koshkonong, Wisconsin |
| Pushpin Map: | Wisconsin#USA |
| Pushpin Label: | Koshkonong |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Jefferson, Rock |
| Subdivision Type3: | Towns |
| Subdivision Name3: | Koshkonong, Milton |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 823 |
| Coordinates: | 42.8461°N -88.9192°W |
| Area Code: | 920 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1567627 |
Koshkonong is an unincorporated community located in the towns of Koshkonong, Jefferson County and Milton, Rock County, Wisconsin, United States.
A post office called Koshkonong operated between 1839 and 1935.[1] The community took its name from nearby Lake Koshkonong.[2]