| Official Name: | Puan |
| Pushpin Map: | Argentina |
| Pushpin Map Caption: | Location in Argentina |
| Subdivision Type: | Country |
| Subdivision Name: | Argentina |
| Subdivision Type1: | Province |
| Subdivision Name1: | Buenos Aires |
| Subdivision Type2: | Partido |
| Subdivision Name2: | Puan |
| Established Title: | Founded |
| Established Date: | June 5, 1876 |
| Population Total: | 4735 |
| Population Density Km2: | auto |
| Population Demonym: | Puanenses |
| Coordinates: | -37.5485°N -62.7715°W |
| Elevation M: | 222 |
| Leader Type: | Major |
| Leader: | Horacio Luis López |
| Postal Code Type: | CPA Base |
| Postal Code: | B 8180 |
| Area Code: | +54 2923 |
Puan is a town in the province of Buenos Aires, Argentina. It is the administrative centre of the Puan Partido.