Evelyn held the position of Mistress of the Robes to Queen Mary from 1910 until 1916, when she accompanied her husband upon his appointment as Governor General of Canada. The Duchess held the position Viceregal Consort until the Duke's term ended in 1921. Upon returning to England, the Duchess again was appointed Mistress of the Robes to Queen Mary, holding the position until the latter's death in 1953. The Dowager Duchess, widowed since 1938, spent her final years living at Hardwick Hall, which was made over to HM Treasury in 1956, in part payment of death duties.