William Crossing (1847–1928) was a writer and chronicler of Dartmoor and the lives of its inhabitants. He lived successively at South Brent, Brentor and at Mary Tavy but died at Plymouth, Devon.

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).