 At that time Over Mordington came into the ownership of Sir James Douglas (died 1656), a son of William Douglas, 10th Earl of Angus.In 1641 Sir James Douglas was made a Lord of Parliament as Lord Mordington.Three years later a "Visitation" to the parish of Mordingtoun by the Presbytery of Chirnside, called upon James, Lord Mordington, to conform to an Ordinance of the Commissioners of the General Assembly that he, "in the face of God's kirk, should renounce Popery", swear and subscribe the Confession of Faith, and also the Solemn League and Covenant, which his Lordship did at Mordington Kirk, 23 May 1644.