Henry Dawnay, 3rd Viscount Downe

Lieutenant-Colonel Henry Pleydell Dawnay, 3rd Viscount Downe FRS (8 April 1727 – 9 December 1760), was a British soldier and politician.

His mother was Charlotte Louisa, daughter of Robert Pleydell, of Ampney Crucis, Gloucestershire.

[citation needed] He was consequently eligible for election to the House of Commons and in 1750 he was returned as one of two Knights of the Shire for Yorkshire, a seat he held until his death ten years later.

[1] Lord Downe also served in the Seven Years' War as a lieutenant-colonel in the 25th Foot.

[citation needed] Lord Downe never married and was succeeded by his younger brother, John.