Parents

• David Wemyss 3rd Earl (1678–1720)
• Anne Douglas Lady (?–1700)

Spouses

• Janet Charteris (?–1778)

Siblings

• David Wemyss Lord Elcho (1698–1715)

Children

• David Wemyss Lord Elcho (1721–1787)
• Frances Wemyss (1722–?)
• Francis Wemyss 6th Earl (1723–?)
• Walpole Wemyss (1724–?)
• James Wemyss (1726–?)
• Anne Wemyss (1727–?)

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