Elizabeth married John (De Grey) Marmion, [Baron Marmion] about 1364. John (son of John De Grey, [Baron Grey] and Avice Marmion) was born in 1343 in Of, ROTHERFIELD, Oxfordshire, England; was christened in (16-1359); died on 25 Oct 1368 in , , , Spain. [Group Sheet] [Family Chart]