| Aduna | |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain Basque Country |
| Pushpin Map Caption: | Location of Aduna within the Basque Autonomous Community |
| Pushpin Map1: | Spain |
| Pushpin Map Caption1: | Location of Aduna within Spain |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Gipuzkoa |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Tolosaldea |
| Coordinates: | 43.2°N -5°W |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 20150 |
| Area Code Type: | Dialing code |
| Area Code: | 34 (Spain) + 943 (Gipuzkoa) |
Aduna is a town located in the province of Gipuzkoa, in the autonomous community of Basque Country, in the North of Spain. In 2003, Aduna had a total population of 341.
Aduna as a last name is likely to have a Basque origin, although none of the 341 inhabitants of the town of Aduna has that last name.