who does edith marry in downton abbey

Edith marries Herbert "Bertie" Pelham, the 7th Marquess of Hexham, in Downton Abbey. They get married on New Year's Eve in 1925, and Edith becomes the Marchioness of Hexham, which makes her the most titled member of her family. They have two children: a daughter named Marigold (from Edith's previous relationship with Michael Gregson) and a son named Peter, born after their marriage. Bertie is the owner of Brancaster Castle in Northumberland and served in the military before his marriage to Edith.