Alice Tendring

Alice Tendring was the daughter of Sir William Tendring. She married
Sir John Howard. Sir John's first wife was Margaret Plaiz, the daughter of
Sir John Plaiz. With no sons surviving. He married Alice as his second wife.
They had a son , Sir Robert, who married Lady Margaret Mowbray, daughter of
Lord Mowbray and heiress of the Mowbrays.

Source; Notable Southern Families, see Howard Family by Burke, pages 100-119.