| Bolonia | |
| Settlement Type: | Village and beach |
| Pushpin Map: | Spain Province of Cádiz#Spain Andalusia#Spain |
| Pushpin Map Caption: | Location in the Province of Cádiz |
| Subdivision Type: | Country |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Cádiz |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Campo de Gibraltar |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Tarifa |
| Subdivision Type5: | Judicial district |
| Subdivision Name5: | Algeciras |
| Coordinates: | 36.0714°N -5.6944°W |
| Population Total: | 117 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Blank Name Sec1: | Official language(s) |
| Blank Info Sec1: | Spanish |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Area Code Type: | Dialing code |
Bolonia is a coastal village and beach in the municipality of Tarifa in the Province of Cadiz in southern Spain. It is located on the Atlantic shore, by road west of Tarifa, but is much closer in terms of coastal distance. The beach and bay is also known as Playa de Bolonia ("Bolonia Beach"), Ensenada de Bolonia ("Bolonia Cove"), or Bolonia Bay. The ruins of the Roman town of Baelo Claudia are located near the beach, considered to be the most complete Roman town ruins yet uncovered in Spain.[1] [2] The beach is about in length, with an average width of about . In 2011 it had a population of 117 people.