Matilda de Burgh Peerage person ID=300112 (1228–1276) Parents Richard Mór de Burgh, 1st Baron of Connaught Egidia de Lacy, Lady of Connacht Children Maud de Prendergast, Lady of Offaly Siblings William Óg de Burgh Margery de Burgh Walter de Burgh, 1st Earl of Ulster Partners Gerald de Prendegast