John Grenville (disambiguation)

John Grenville is a historian.

John Grenville may also refer to:


 * John Grenville, High Sheriff of Devon in 1395
 * John Granville, 1st Earl of Bath (1628–1701), born John Grenville
 * John Grenville (MP for Exeter), MP for Exeter
 * John Grenville (MP for Devon), MP for Devon (UK Parliament constituency)