Haydon is a small, quietly rural parish in west Dorset, England, set among rolling farmland, hedgerows and pockets of ancient woodland. Its low population and scattered hamlets give it a strong sense of countryside, with public footpaths and bridleways linking farmsteads and stone cottages and offering views typical of the Dorset downland and vales.
The parish has medieval roots reflected in its church and a handful of listed buildings; the local economy is centred on mixed agriculture, with many residents commuting to nearby market towns. Community life tends to revolve around the village hall, parish events and small conservation projects, and the area appeals to walkers and those seeking rural tranquillity rather than heavy tourism.