| Country: | England |
| Static Image: | The Church of St James at Alcester, Shaftesbury (geograph 3924427).jpg |
| Static Image Caption: | The Church of St James at Alcester |
| Coordinates: | 50.99°N -2.21°W |
| Official Name: | Alcester |
| Civil Parish: | Shaftesbury |
| Unitary England: | Dorset |
| Lieutenancy England: | Dorset |
| Region: | South West England |
| Os Grid Reference: | ST8522 |
Alcester is a village in the civil parish of Shaftesbury, in Dorset, England.
Alcester was formerly a liberty in the parish of St. James Shaftesbury, within the parliamentary borough of Shaftesbury, but without the municipal borough, Dorset. Pop., 342. Houses, 76.[1] On 31 December 1894 Alcester became a separate civil parish, on 9 November 1921 the parish was abolished and merged with Shaftesbury.[2] In 1921 the parish had a population of 291.[3]