John Archibald Harford Williamson, 3rd Baron Forres

(1922-1978), Company director (1922–1978)

Parents

• Stephen Kenneth Guthrie Williamson, 2nd Baron Forres of Glenogil
• Jessica Harford

Children

• Astrid Signe Williamson
• Juliet Anne Williamson
• Alastair Williamson

Siblings

• Angus Stephen Williamson
• Jean Mary Williamson

Partners

• Gillian Ann MacLean Grant
• Cecily Josephine Gordon-Cumming