Family: John de Willoughby and Joan Roscelyn

Husband/father: John de Willoughby
Wife/mother: Joan Roscelyn

Marriage:

Source: Complete Peerage, The











Individual: John de Willoughby

Parental family: Robert de Willoughby and Margaret Deincourt
Marital or other families:

Title: Lord Willoughby

Sex: Male

Note: Son and heir of Robert

Birth:

Death:

Source: Complete Peerage, The











Individual: Joan Roscelyn

Parental family: Peter Roscelyn
Marital or other families:

Sex: Female

Note: Sister and coheir of Thomas

Source: Complete Peerage, The











Family: Peter Roscelyn

Husband/father: Peter Roscelyn
Children:











Individual: Peter Roscelyn

Marital or other families:

Sex: Male

Property: Edgefield, Norfolk

Source: Complete Peerage, The











Individual: Thomas Roscelyn

Parental family: Peter Roscelyn

Sex: Male

Source: Complete Peerage, The











Family: William de Synythwayt and Joan Roscelyn

Husband/father: William de Synythwayt
Wife/mother: Joan Roscelyn

Marriage:

Source: Complete Peerage, The