Hawise FitzGeoffrey, Lady of Streatley Abt 1210 Shere, Surrey - Bef 8 Aug 1247 (1207–1243) Parents Aveline de Clare, Countess of Essex Geoffrey Fitz Peter, 1st Earl of Essex Children Lucy de Mohun John de Mohun Alice de Mohun Siblings Warin de Munchensy Cecily fitz Geoffrey John Fitzgeoffrey Geoffrey FitzGeoffrey de Mandeville, 2nd Earl of Essex Maud de Mandeville William FitzGeoffrey de Mandeville, 3rd Earl of Essex Partners Reginald de Mohun