On 7 May 1661, Charles Boyle had married Lady Jane Seymour (1637–1679), the fourth daughter of
William Seymour, 2nd Duke of Somerset and his wife,
Lady Frances Devereux. They had five children: • Hon. Elizabeth Boyle (1662–1703), married her second cousin
James Barry, 4th Earl of Barrymore. • Hon. Mary Boyle (c. 1664–1709), married
James Douglas, 2nd Duke of Queensberry. •
Hon. Charles Boyle (bef. 1669–1704), later 4th Viscount Dungarvan, and later still 3rd Earl of Cork and 2nd Earl of Burlington. •
Hon. Henry Boyle (1669–1725), later 1st Baron Carleton. • Hon. Arabella Boyle (c. 1671–1750), married
Henry Petty, 1st Earl of Shelburne. After the death of his wife Jane in 1679, Charles married Lady Arethusa Berkeley (1664–1743), daughter of
George Berkeley, 1st Earl of Berkeley and Elizabeth Massingberd, in 1688, and they had one child: • Hon. Arethusa Boyle (1688–?), married
James Vernon. Charles Boyle died on 12 October 1694. ==References==