John Sinclair, 3rd Earl of Caithness

Scottish nobleman (d. 1529)

Parents

• Margaret Keith
• William Sinclair, 2nd Earl of Caithness

Children

• George Sinclair, 4th Earl of Caithness
• Janet Sinclair
• William Sinclair
• William Sinclair of Dun
• unknown daughter Sinclair

Siblings

• Alexander Sinclair of Dunbeath and Stemster

Partners

• Elizabeth Sutherland