David Lindsay, 1st Lord Balcarres
David Lindsay, 1st Lord Lindsay of Balcarres( baptised 17 March 1587 – died March 1642) was a Scottish nobleman.
He was born in Edinburgh, the son of John Lindsay of Balcarres, Lord Menmuir and Marion Guthrie.
He married Lady Sophia Seton, daughter of Alexander Seton, 1st Earl of Dunfermline and Lilias Drummond, on 16 February 1612, in Dunfermline, Fife.
He was invested as a knight in 1612, and created Lord Lindsay of Balcarres on 27 June 1633.
He was a staunch royalist.
He was buried in the Chapel at Balcarres, Fife.
He had one son, Alexander, later the first Earl of Balcarres, and a daughter Sophia, who died in childbirth following her marriage to Robert Moray.
Alexander Lindsay, 6th Earl of Balcarres
Alexander Lindsay, 6th Earl of Balcarres and "de jure" 23rd Earl of Crawford (18 January 175227 March 1825) was the son of James Lindsay, 5th Earl of Balcarres.
He was a general in the British Army.
John Lindsay, 6th Earl of Crawford
John Lindsay, 6th Earl of Crawford( before 1483 – 1513) was an Earl of Crawford.
He was the son of David Lindsay, 1st Duke of Montrose and Elizabeth Hamilton, and married Marion Home.
He fought with Huntly, Argyle, Marichal and Lovat against Donald Dhu in 1504.
In 1512 he was accused of murdering his brother, Alexander Lindsay.
Called to appear in court in Dundee with his cousins David Lindsay and Alexander Lindsay, he was declared a rebel.
He died at the Battle of Flodden.
Robert Lindsay, 29th Earl of Crawford
Robert Alexander Lindsay, 29th Earl of Crawford and 12th Earl of Balcarres,( born 5 March 1927), styled Lord Balniel between 1940 and 1975, is a Scottish hereditary peer and Conservative politician.
The elder son of the 28th Earl of Crawford and 11th Earl of Balcarres, he succeeded to the family titles in 1975.
Lord Crawford and Balcarres is Premier Earl of Scotland and Chief of Clan Lindsay.
Alexander Lindsay, 1st Earl of Balcarres
Alexander Lindsay, 2nd Lord Balcarres and 1st Earl of Balcarres( 6 July 1618 – 30 August 1659) was a Scottish nobleman and courtier.
James Lindsay, 24th Earl of Crawford
James Lindsay, 24th Earl of Crawford and 7th Earl of Balcarres( 24 April 1783 – 15 December 1869) was an Earl in the Scottish peerage.
Alexander Lindsay, 4th Earl of Balcarres
Alexander Lindsay, 4th Earl of Balcarres( died 25 July 1736) was a Scottish peer.
Alexander Lindsay was born the son of Colin Lindsay, 3rd Earl of Balcarres and Lady Margaret Campbell.
He inherited his title on the death of his father in 1722.
He married in 1718 Elizabeth Scott, the daughter of David Scott of Scotstarvet.
He joined the army as an ensign then lieutenant in the grenadier horse guards.
He then transferred, as a captain, to Lord Orkney's regiment and saw much action in Flander, where he was wounded at the Siege of St Venant.
He was in Ireland with his regiment at the time his father and brother took part in the Jacobite rising of 1715, which caused him to lose any chance of promotion in the army.
He thus returned home to a commission in the foot guards.
At the general election in 1734, he was returned as one of the sixteen representative peers of Scotland.
He died on 25 July 1736.
As he had no children, he was succeeded by his brother James Lindsay, 5th Earl of Balcarres.
Hamilton Boyle, 6th Earl of Cork
Hamilton Boyle, 6th Earl of Cork and 6th Earl of Orrery( 3 February 1729 – 17 January 1764) was the son of John Boyle, 5th Earl of Cork and Lady Henrietta Hamilton.
He inherited the titles of 6th Earl of Cork and Orrery and 3rd Baron Boyle of Marston from his father in 1762.
He served in the Parliament of Great Britain as Member of Parliament( MP) for Warwick between 1751 and 1762, and represented Charleville in the Irish House of Commons between 1759 and 1760.
He was unmarried and was succeeded by his brother.
David Lindsay, 8th Earl of Crawford
David Lindsay, 8th Earl of Crawford( died 27 November 1542) was the son of Alexander Lindsay, 7th Earl of Crawford.
He was a member of Clan Lindsay, a Scottish Lowland clan.
James Lindsay, 5th Earl of Balcarres
James Lindsay, 5th Earl of Balcarres (14 November 1691 – 20 February 1768) was a Scottish peer, the son of Colin Lindsay, 3rd Earl of Balcarres and Lady Margaret Campbell, daughter of the Earl of Loudoun.
He became the 5th Earl of Balcarres on 25 July 1736 on the death of his brother Alexander Lindsay, 4th Earl of Balcarres.

Question: Who is the uncle of Alexander Lindsay, 6Th Earl Of Balcarres?
Answer: Alexander Lindsay, 4th Earl of Balcarres