1. WILLIAM¹ MONTAGU, EARL OF SALISBURY of Salisbury, Wiltshire, England, United Kingdom was born between 1260 and 1326, and died between 1319 and 1436. He married (QZ-2) KATHERINE, daughter of (QZ-1) Lord William. ^[2]
Earl of Salisbury, Earl Marshal of England (DoC)
Child:

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2

i.

SIBYL2 DE MONTAGU, b. about 1330; m. before July 1349 (OO-9) SIR EDMUND FITZ ALAN, b. about 1327[1], d. after 1377[3], son of (OO-8) Richard II "Copped Hat", 9th Earl of Arundel and (MG-3) Isabel (le DESPENCER).

2. SIBYL² DE MONTAGU (William¹), daughter of (1) William¹, Earl of Salisbury and (QZ-2) Katherine, was born about 1330^[1], and died between 1320 and 1445. She married before July 1349, (OO-9) SIR EDMUND FITZ ALAN^[3], son of (OO-8) Richard II "Copped Hat", 9th Earl of Arundel and (MG-3) Isabel (le DESPENCER), who was born about 1327^[1], and died after 1377^[3]. ^{[1, 5, 4]}
Child: See (OO-9) Sir Edmund FITZ ALAN