Family: Robert de Willoughby and Margaret Deincourt

Husband/father: Robert de Willoughby
Wife/mother: Margaret Deincourt
Children:

Marriage:

Source: Complete Peerage, The











Individual: Robert de Willoughby

Parental family: William de Willoughby and Alice Beke
Marital or other families:

Title: Lord Willoughby

Sex: Male

Note: Son and heir of William

Birth:

Death:

Source: Complete Peerage, The











Individual: Margaret Deincourt

Parental family: Edmund Deincourt and Isabel de Mohun
Marital or other families:

Sex: Female

Death:

Source: Complete Peerage, The











Family: Edmund Deincourt and Isabel de Mohun

p_deincourt.shtml#p120

Husband/father: Edmund Deincourt
Wife/mother: Isabel de Mohun
Children:

Note: There is some doubt as to whether Isabel was the mother of Edmund's children

Source: Complete Peerage, The

Source: Complete Peerage, Some corrections and additions to the











Individual: Edmund Deincourt

Marital or other families:

Title: Lord Deincourt

Sex: Male

Source: Complete Peerage, The











Individual: Isabel de Mohun

Parental family: Reynold de Mohun
Marital or other families:

Sex: Female

Source: Complete Peerage, The











Family: Reynold de Mohun

Husband/father: Reynold de Mohun
Children:











Individual: Reynold de Mohun

Marital or other families:

Title: Knight

Sex: Male

Property: Dunster, Somerset

Source: Complete Peerage, The