His second son and heir was Francis Courtenay ( 1576 -- 3 Jun 1638 ) .
His eldest son , William , died childless in 1605 , predeceasing his father .
William 's second son and heir was Francis Courtenay ( 1576 -- 3 Jun 1638 ) .
His eldest son , William , died childless in 1605 , predeceasing his father .