Harnham is a suburb of the city of Salisbury in Wiltshire, England, centred about 0.6 miles (1 km) south of Salisbury Cathedral and across the River Avon. Harnham is split into the areas of West Harnham and East Harnham.

Salisbury is a cathedral city in Wiltshire, England with a population of 41,820, at the confluence of the rivers Avon, Nadder and Bourne. The city is approximately 20 miles from Southampton and 30 miles from Bath.