John Edward Hollister Montagu, 11th Earl of Sandwich, was born 11 April 1943 to Alexander Victor Edward Paulet Montagu, 10th Earl of Sandwich (1906-1995) and Maud Rosemary Peto (1916-1998) . He married Susan Caroline Hayman (aft1938-) 1 July 1968 .
|Offspring of John Edward Hollister Montagu, , 11th Earl of Sandwich and Susan Caroline Hayman (aft1938-)|
|Luke Timothy Charles Montagu (1969-)|
|Orlando William Montagu (1971-)|
|Jemima Mary Montagu (1973-)|