| Castle of Castellar de la Frontera | |
| Native Name: | Castillo de Castellar de la Frontera |
| Native Language: | Spanish |
| Coordinates: | 36.3187°N -5.4533°W |
| Location: | Castellar de la Frontera, Spain |
| Designation1: | Spain |
| Designation1 Offname: | Castillo de Castellar de la Frontera |
| Designation1 Type: | Non-movable |
| Designation1 Criteria: | Monument |
| Designation1 Date: | 1963 |
| Designation1 Number: | RI-51-0001454 |
The Castle of Castellar de la Frontera (Spanish: Castillo de Castellar de la Frontera) is a castle located in Castellar de la Frontera, Spain. It was declared Bien de Interés Cultural in 1963.