Alice was the daughter of unknown parents. The date and place of her birth have not been found.
She had two marriages/partners. Her first husband was Warin de l'Isle. They were married, but the date and place have not been found. They had no known children.
Her second husband was Robert FitzWalter, who she married on AFT 10 MAY 1308. The place has not been found. They had no known children.
Note 1
daughter of Sir Peter de Montfort (d.1287) of Beaudesert Castle, Warwickshire, by Maud de la Mare, daughter of Sir Henry de la Mare
Note 2
Daughter of Henry (1285-1322) Baron of Tyeys and Margaret