Question: Which country Mary Innes-Ker, Duchess Of Roxburghe's father is from?
Sentence (from "Mary Innes-Ker, Duchess of Roxburghe"): Mary Innes-Ker, Duchess of Roxburghe (23 March 1915 – 2 July 2014), previously Lady Mary Evelyn Hungerford Crewe-Milnes, was a daughter of Robert Crewe-Milnes, 1st Marquess of Crewe, by his marriage to Lady Margaret Etienne Hannah (Peggy) Primrose, (Lady Crewe),
Relevant evidence: Yes