John Courtenay

John Courtenay may refer to:


 * John Courtenay (of Tremere) (c. 1520 – 1560), MP for Lostwithiel, Bodmin and Penryn in the United Kingdom
 * John Courtenay, 15th Earl of Devon (c. 1435 – 1471)
 * John Courtenay (1738–1816), Member of Parliament for Tamworth and Appleby in the United Kingdom
 * John Courtenay Trewin (1908–1990), English journalist and writer