Edward III - Philippa of Hainault Lionel of Antwerp, Duke of Clarence - Elizabeth de Burgh, Countess of Ulster (descendant of Edward I) Philippa, Countess of Clarence - Edmund Mortimer, 4th Earl of March Elizabeth Mortimer - (1) Henry "Hotspur" Percy (descendant of Henry III) Elizabeth Percy - John Clifford, 7th Lord Clifford (descendant of Edward I) Mary Clifford - Sir Philip Wentworth (great grandparents of Lady Jane Seymour, 3rd wife of Henry VIII) Elizabeth Wentworth - Sir Martin de la See Elizabeth de la See - Roger Kelke Christopher Kelke - Isabel Girlington (descendant of Edward I)