Katherine Lowther English electoral patron (1653–1713) (1653–1713) Parents Mary Coventry Henry Frederick Thynne, 1st Baronet Children Barbara Lowther Margaret Lowther Richard Lowther, 2nd Viscount Lonsdale Henry Lowther, 3rd Viscount Lonsdale Jane Lowther Elizabeth Lowther Mary Lowther Anthony Lowther Siblings Thomas Thynne, 1st Viscount Weymouth Mary Thynne James Thynne Henry Thynne Partners John Lowther, 1st Viscount Lonsdale