Wer heiratete Alexander Montgomerie, 9th Earl of Eglinton?

Alexander Seton Montgomerie, 9th Earl of Eglinton (c. 1660 – 18 February 1729) was a Scottish peer, lord of the Eglinton Estate.

Susanna Montgomerie, Countess of Eglinton (1690 – 18 March 1780) was the third wife of Alexander Montgomerie, 9th Earl of Eglinton. She lived as a widow for nearly 51 years before dying at Auchans, Scotland in 1780, aged 90. She signed herself as S. Eglintoune.