 Duncan Stuart, 8th Earl of Lennox, son of N.N. and 7th Countess of Lennox Margaret.Born ± 1340 at Lennox, Stirlingshire, Scotland, died 1425, approximately 85 years Married/ Related to:  Helen Campbell, daughter of Sir Gillespie Archibald More Campbell and Isabella Mary Lamont.Born ± 1335 at Lochow, Argyll, Scotland Children: 1. Elizabeth Stuart, Countess of LennoxBorn ± 1372 at Lennox, Stirlingshire, Scotland, died Nov 1429, approximately 57 years 2. Isabel Stuart, Countess of LennoxBorn ± 1375 at Lennox, Stirlingshire, Scotland, died 1457, approximately 82 years | |||