Jay's Grave is supposedly the last resting place of a suicide victim who is thought to have died in the late 18th century. It has become a well-known landmark on Dartmoor, Devon, in South-West England, and is the subject of local folklore, and several ghost stories.

Dartmoor is an upland area in southern Devon, South West England. The moorland and surrounding land has been protected by National Park status since 1951. Dartmoor National Park covers 954 km2 (368 sq mi).