Sir John Hay, 5th Baronet

Sir John Hay, 5th Baronet of Smithfield and Haystoun (15 January 1755 – 23 May 1830) was a Scottish baronet, banker and landowner.

Early life Hay was born on 15 January 1755. He was the son of Dorriel Campbell and Sir James Hay, 4th Baronet, who claimed title 1805 after it had been dormant since the death of his great-grandfather's "degenerate third cousin" Sir James Hay, 3rd Baronet in .

Career In 1774, Hay was apprenticed in the Edinburgh banking house of his brother-in-law, Sir William Forbes of Pitsligo. "He became a partner in the firm of Forbes, Hunter and Company in 1782, married into the Scottish aristocracy in 1785, built a house at Kingsmeadows, Peebles and accumulated much property in the burgh."

Sir John Hay, 6th Baronet (1788–1838), MP for Peeblesshire who married Ann Preston in 1821. Mary Hay (1792–1877), who married her cousin, banker George Forbes, son of Sir William Forbes, 6th Baronet, in 1819. who was in 1838 succeeded by his brother, Adam.

Descendants Through his son Adam, he was a grandfather of Sir Robert Hay, 8th Baronet, Dorothea Hay (wife of Henry Scudamore-Stanhope, 9th Earl of Chesterfield),

Through his daughter Jane, he was a grandfather of Eleanor Jane Mackenzie-Fraser, who married Bishop George Tomlinson in 1855.