Aveline de Clare, Countess of Essex English noble (1175–1225) Parents Roger de Clare, 2nd Earl of Hertford Maud de Saint Hilary Children Cecily fitz Geoffrey Warin de Munchensy John Fitzgeoffrey Hawise FitzGeoffrey, Lady of Streatley Siblings Richard de Clare, 3rd Earl of Hertford Matilda de Clare Matilda d'Aubigny William d'Aubigny, 3rd Earl of Arundel Alice d'Aubigny Partners William de Munchenay, of Swanscombe Geoffrey Fitz Peter, 1st Earl of Essex