Viscounts Lowther (1797)
- James Lowther, 1st Earl of Lonsdale, 1st Viscount Lowther (1736–1802)
- William Lowther, 2nd Viscount Lowther (1757–1844) (created Earl of Lonsdale in 1807)
Read more about this topic: Earl Of Lonsdale
Viscounts Lowther (1797)
Read more about this topic: Earl Of Lonsdale