| Bignona | |
| Settlement Type: | Department |
| Mapsize: | 320px |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Subdivision Type: | Country |
| Subdivision Name: |  Senegal |
| Subdivision Type1: | Region |
| Subdivision Name1: | Ziguinchor Region |
| Subdivision Type2: | Capital |
| Subdivision Name2: | Bignona |
| Area Total Km2: | 5295 |
| Population As Of: | 2023 census |
| Population Total: | 284,897 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicities |
| Timezone: | GMT |
| Utc Offset: | +0 |
Bignona Department (French: Département de Bignona) is one of the three departments in the Ziguinchor Region of Senegal.
Within the department are three urban communes: Bignona, Thionck Essyl and Diouloulou
The rest of the department is divided administratively into four arrondissements made up of rural districts (communautés rurales):