George Hay, 7th Marquess of Tweeddale, DL (1753 – 9 August 1804) was a Bombay Marine officer who served as the Lord Lieutenant of Haddingtonshire from 1794 to 1804.
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Early life
Hay was born at Newhall in East Lothian, Scotland. He was the son of John Hay (d. 1765) and Dorothy (née Hayhurst) Hay (d. 1808). His siblings included William Hay (who married Lady Catherine Hay, a daughter of the 4th Marquess of Tweeddale), Edward Hay-Mackenzie of Newhall (who married Hon. Maria Murray-Mackenzie, a daughter of the 6th Lord Elibank), Dorothea Hay (who married James Hay), and Margaret Hay (who married Allan Macdougall of Gallanach).
His maternal grandfather was John Hayhurst, a labourer who lived at Quernmore, Lancaster. His paternal grandparents were Brig.-Gen. Lord William Hay, of Newham and Margaret Hay (daughter of John Hay of Linplum and granddaughter of Sir James Hay, 1st Baronet). He was a great-grandson of John Hay, 2nd Marquess of Tweeddale and the former Lady Mary Maitland (a daughter of John Maitland, 1st Duke of Lauderdale).
Career
Hay served as an officer in the East India Company's Bombay Marine.
In 1787 he inherited the titles of his first cousin once-removed, the 6th Marquess. He then became a Burgess of Edinburgh a year later, Lord Lieutenant of Haddingtonshire in 1794, and a Scottish representative peer in 1796.