The Devonshire Cemetery, Mametz was started by the 8th and 9th Battalions of the Devonshire Regiment on July 4, 1916 when following their offensive on July 1 they buried their dead in a portion of what had been their own front line.

Dartmoor Cemetery contains a total of 768 graves of which six are unknown.  The total number of graves comprises 633 from the United Kingdom, 71 from Australia, 59 from New Zealand, four from Canada and one from India.