The Diocese of Hereford is a Church of England diocese based in Hereford, covering Herefordshire, southern Shropshire and a few parishes within Worcestershire in England; and a few parishes within Powys and Monmouthshire in Wales. The cathedral is Hereford Cathedral and the bishop is the Bishop of Hereford. The diocese is one of the oldest in England (created in 676) and is part of the Province of Canterbury.
The armorials of the See of Hereford are: Gules, 3 leopard's faces reversed jessant-de-lys or. These were the personal arms of Bishop Thomas de Cantilupe (d.1282).
- Haydn's Book of Dignities (1894) Joseph Haydn/Horace Ockerby, reprinted 1969
- Whitaker's Almanack 1883 to 2004, Joseph Whitaker and Sons Ltd/A&C Black, London
Coordinates: 52°03′15″N 2°42′58″W / 52.0542°N 2.7160°W