| Chivilcoy | |
| Native Name: | Partido de Chivilcoy |
| Settlement Type: | Department |
| Coordinates: | -34.9°N -62°W |
| Subdivision Type: | Country |
| Subdivision Name: | Argentina |
| Established Title: | Established |
| Established Date: | December 28, 1845 |
| Seat Type: | Seat |
| Seat: | Chivilcoy |
| Leader Party: | CF |
| Leader Title: | Mayor |
| Leader Name: | Guillermo Britos |
| Unit Pref: | Metric |
| Area Total Km2: | 2075 |
| Population Total: | 60762 |
| Population Density Km2: | auto |
| Population Demonym: | chivilcoyense |
| Postal Code Type: | Postal Code |
| Postal Code: | B6620 |
| Postal2 Code Type: | IFAM |
| Postal2 Code: | BUE026 |
| Area Code Type: | Area Code |
| Area Code: | 02346 |
Chivilcoy Partido is a partido in the northern area of Buenos Aires Province in Argentina.
The provincial subdivision has a population of about 60,000 inhabitants in an area of 20750NaN0, and its capital city is Chivilcoy.