Sir Theobald GRENVILLE(1360 - )Sir William BONVILLE(1392/3 - 18 Feb 1461)
Margaret DE COURTENAY(1380 - )Margaret GREY ( OR MERIET)(abt 1400 - abt 1465)
m. abt 1425
b. abt 1395, Stowe Cornwall
occ.
d. 1450, Kilhampton Cornwall
br.
b. abt 1405, Stowe Cornwall
occ.
d. Mar 1458, Jacobstow Cornwall
br.
Children
> Sir Thomas GRENVILLE(abt 1426 - 1483)