| Biedma | |
| Official Name: | Departamento Biedma |
| Settlement Type: | Department |
| Mapsize: | 125px |
| Subdivision Type: | Country |
| Subdivision Name: |  Argentina |
| Subdivision Type1: | Province |
| Subdivision Name1: | Chubut |
| Seat Type: | Capital |
| Seat: | Puerto Madryn |
| Leader Title: | Mayor |
| Leader Name: | Carlos Elicece (PJ) |
| Established Title: | Capital founded |
| Established Date: | July 28, 1865 |
| Area Total Km2: | 12940 |
| Population Blank1 Title: | Change 1991-2001 |
| Population Blank1: | +28.98% |
| Population Total: | 58667 |
| Population Density Km2: | auto |
| Coordinates: | -42.7667°N -67°W |
| Postal Code Type: | Post code |
| Postal Code: | 9120 |
| Area Code: | 02965 |
| Blank Name: | Distance to Buenos Aires |
| Blank Info: | 1,334km |
Biedma is a department located in the north east of Chubut Province, on the Atlantic coast of Argentina. The spelling Viedma is also sometimes used, but the spelling Biedma is preferred, to distinguish the department from the city of Viedma in Río Negro Province.
The provincial subdivision has a population of about 59,000 inhabitants in an area of 12,940 km2, and its capital city is Puerto Madryn, which is located around 1,334 km from Buenos Aires.
The main contributors to the economy of Biedma are tourism, fishing, farming and the production of Aluminium.
Puerto Madryn is home to two football clubs; Club Social y Atlético Guillermo Brown, who play in Torneo Argentino A and Deportivo Madryn that currently play in Torneo Argentino B.