Sponsored Links John Ker, 3rd Duke of Roxburghe dating Whom? John Ker, 3rd Duke of Roxburghe is currently single John Ker, 3rd Duke of Roxburghe Complete Dating History Add new Post Sponsored Links John Ker, 3rd Duke of Roxburghe wiki Login to Edit Date of Birth: 23 Apr, 1740Zodiac Sign: TaurusAge: 284 years oldProfession: Politician John Ker, 3rd Duke of Roxburghe Latest Videos