John Brocket or Brockett may refer to:
Sir John Brocket (died 1558) (1523–1558), English MP for Hertfordshire, 1553, 1555 Sir John Brocket (died 1598) (1540–1598), son of the above, English MP for Hertfordshire, 1572 John Brockett (American colonist) (1611–1690), American colonist John Trotter Brockett (1788–1842), English antiquary