Helene Gérardine Mackay

(1907-2001) (1907–2001)

Parents

• Johanna Elisabeth Blaauw
• Dirk Rijnhard Johan Mackay

Children

• Peter Philip Sterwin
• Angela Helen Sterwin

Siblings

• Eric Rynhard Alexander Mackay
• Baron Johan Hugo Mackay
• Johan Jacob Mackay
• Anna Maria Mackay
• Patricia Mackay

Partners

• Rodney Frederick Jarrett Sterwin