| Patagones | |
| Native Name: | Partido de Patagones |
| Settlement Type: | Department |
| Coordinates: | -40.8167°N -63°W |
| Subdivision Type: | Country |
| Subdivision Name: | Argentina |
| Established Title: | Established |
| Established Date: | 1779 |
| Founder: | Francisco de Biedma y Narváez |
| Seat Type: | Seat |
| Seat: | Carmen de Patagones |
| Leader Party: | Cambiemos |
| Leader Title: | Mayor |
| Leader Name: | José Luis Zara |
| Unit Pref: | Metric |
| Area Total Km2: | 13570 |
| Population Total: | 27938 |
| Population Density Km2: | auto |
| Population Demonym: | maragata/o |
| Postal Code Type: | Postal Code |
| Postal Code: | B8504 |
| Postal2 Code Type: | IFAM |
| Postal2 Code: | BUE091 |
| Area Code Type: | Area Code |
| Area Code: | 02920 |
| Blank Name Sec1: | Patron saint |
| Blank Info Sec1: | ? |
Patagones Partido is the southernmost partido of Buenos Aires Province in Argentina.
The provincial subdivision has a population of about 28,000 inhabitants in an area of 13570sqkm, making it by far the largest partido in Buenos Aires Province. The capital city of Patagones Partido is Carmen de Patagones, which is around 960km (600miles) from Buenos Aires.
It is bordered on the north by Villarino Partido.
The economy of Patagones Partido is dominated by farming.