| Honorific-Prefix: | The Right Honourable |
| The Earl of Kinnoull | |
| Office: | Captain of the Yeomen of the Guard |
| Term Start: | 1632 |
| Term End: | 1635 |
| Office2: | Member of the Parliament of Scotland |
| Term Start2: | 15 May 1639 |
| Term End2: | 17 November 1641 |
| Birth Date: | 1596 |
| Death Date: | 5 October 1644 |
| Death Place: | Whitehall, London |
| Spouse: | Ann Douglas |
| Nationality: | Scottish |
| Children: | 12, including George and William |
Sir George Hay, 2nd Earl of Kinnoull, (1596 – 5 October 1644), was a Scottish peer, military officer, and political official.
He was the son of George Hay, 1st Earl of Kinnoull, who was created the Earl of Kinnoull by King Charles in 1633, and Margaret, daughter of Sir James Halyburton.[1]
He was a member of the Privy Council, and served as Captain of the Yeomen of the Guard from 1632 to 1635. He was fiercely loyal to as a loyalist to King Charles; he fought in the English Civil War, when he distinguished himself "by unshaken fidelity to his unfortunate sovereign, and gallant and active services as a soldier in his cause."[2]
In 1643, the earl refused to sign the Solemn League and Covenant.
The earl died in Whitehall, 5 October 1644. He was buried at Waltham Abbey Church in Essex.
His older brother, Sir Peter Hay, died unmarried in 1621, leaving George to succeed to the earldom. In 1622, he married Ann, eldest daughter of William Douglas, 7th Earl of Morton. They had six sons and six daughters:[1]