Genealogy of the Bryan and Martin Families
Family: John Courtenay, Baron Okehampton / Isabelle de Vere (F1793)
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Robert Courtenay, Baron Okehampton![]() ![]() |
Mary de Vernon![]() |
Hugh de Vere, 4th Earl of Oxford![]() ![]() |
Hawise de Quincy![]() ![]() |
Robert de Vere, 5th Earl of Oxford![]() ![]() |
John Courtenay, Baron Okehampton![]() ![]() |
Isabelle de Vere![]() ![]() |
Hugh Courtenay, Baron Okehampton![]() ![]() |