Family: William de Lancaster and Gundred de Warenne

Husband/father: William de Lancaster
Wife/mother: Gundred de Warenne

Note: William's second marriage

Source: Complete Peerage, The











Individual: William de Lancaster

Marital or other families:

Sex: Male

Property: Kendal

Source: Complete Peerage, The











Individual: Gundred de Warenne

Parental family: William de Warenne and Isabel
Marital or other families:

Sex: Female

Note: Elder daughter of William

Source: Complete Peerage, The











Family: William and Margery d'Eivile

Husband/father: William
Wife/mother: Margery d'Eivile











Individual: William

Parental family: Roger and Gundred de Warenne
Marital or other families:

Title: Earl of Warwick

Sex: Male

Note: First son and heir of Roger

Death:

Source: Complete Peerage, The











Family: William and Maud de Percy

Husband/father: William
Wife/mother: Maud de Percy

Marriage:

Source: Complete Peerage, The











Individual: Maud de Percy

Parental family: William de Percy and Alice de Tonbridge
Marital or other families:

Sex: Female

Note: First daughter and coheir of William

Death:

Source: Complete Peerage, The











Family: William de Percy and Alice de Tonbridge

Husband/father: William de Percy
Wife/mother: Alice de Tonbridge
Children:

Note: William's first marriage

Source: Complete Peerage, The