Parents

• David Wemyss of that Ilk (1500–1544)
• Katherine Sinclair

Spouses

• Margaret Otterburn
• Janet Trail (?–1575)

Siblings

• James Wemyss of Caskieberran
• Margaret Wemyss
• Grisel Wemyss

Children

• David Wemyss of that Ilk (1535–1597)
• Margaret Wemyss
• Elizabeth Wemyss (1540–?)
• Agnes Wemyss
• Euphemia Wemyss
• Gavin Wemyss
• Patrick Wemyss
• Robert Wemyss
• Michael Wemyss
• Duncan Wemyss
• James Wemyss
• John Wemyss
• Katherine Wemyss

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