Parents

• James Wemyss 4th Earl (1699–1756)
• Janet Charteris (?–1778)

Spouses

Siblings

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

Children

• William Wemyss General (1760–1822)

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