John Dalrymple, 6th Earl of Stair
John Dalrymple, 6th Earl of Stair( 1749 – 1821) was a Scottish peer, soldier and diplomat.
John Dalrymple, 5th Earl of Stair
John Dalrymple, 5th Earl of Stair( 1720 – 1789) was a Scottish soldier and politician.
John Dalrymple, 13th Earl of Stair
John Aymer Dalrymple, 13th Earl of Stair( 9 October 1906 – 26 February 1996), was a British peer.
Styled Viscount Dalrymple from 1906 until 1961 Dalrymple was the son of John Dalrymple, 12th Earl of Stair and Violet Evelyn Harford.
He served as Lord- Lieutenant of Wigtownshire from 1961 to 1983.
He also competed in the four- man bobsleigh event at the 1928 Winter Olympics.
William Dalrymple (British Army officer)
William Dalrymple( 1736 – 16 February 1807) was a Scottish soldier and Member of Parliament( MP) in the British Parliament and Parliament of Ireland.
He was the son of the Hon. George Dalrymple, brother of John Dalrymple, 5th Earl of Stair.
Father of John Dalrymple, 7th Earl of Stair.
Hew Hamilton Dalrymple
Sir Hew Hamilton Dalrymple( 27 September 1857 – 11 July 1945) was Unionist Party Member of Parliament for Wigtownshire.
Hew Hamilton Dalrymple was born on 27 September 1857, the third son of John Dalrymple, 10th Earl of Stair and was educated at Harrow School.
In 1877, he joined the Royal Scots Fusiliers as a second lieutenant, subsequently rising to the rank of Major.
In 1908, he was appointed to the rank of Brigadier in the Royal Company of Archers.
Throughout his life, he had an interest in the arts.
In April 1912 he became one of the Trustees of the National Galleries of Scotland, becoming chairman of the Trustees in 1930.
He would remain chairman until his resignation from the post in 1944.
He was the unopposed candidate for the seat of Wigtownshire at the by-election in 1915.
The seat was previously held by his nephew, John Dalrymple, 12th Earl of Stair.
The by-election was caused by John Dalrymple's succession to his Earldom.
At the time, John Dalrymple was a prisoner of war in Germany, having been captured in 1914 during the Retreat from Mons.
Later in 1915, Dalrymple became Deputy Lieutenant to Wigtownshire.
He remained a Member of Parliament for three years, until his seat was abolished in 1918.
He was made a Knight Commander of the Royal Victorian Order in the 1932 New Year Honours and was an honorary member of the Royal Scottish Academy.
Dalrymple lived in Edinburgh for many years, living at 24 Regent Terrace, a Regency house that overlooked Holyrood Palace, was visited by Queen Mary and was a well- known figure in the city.
He died in his home on 11 July 1945, unmarried and without issue.
John Dalrymple, 12th Earl of Stair
John James Hamilton Dalrymple, 12th Earl of Stair, (1 February 1879 – 4 November 1961), styled Viscount Dalrymple between 1903 and 1914, was a Scottish soldier and Conservative Party, later Unionist Party, politician.
John Dalrymple, 7th Earl of Stair
John William Henry Dalrymple, 7th Earl of Stair( 16 November 1784 – 22 March 1840) was the son of General William Dalrymple and Marianne Dorothy Harland.
He incurred great scandal over his complicated marital life.
He became the 7th Earl of Stair following the death of his cousin John Dalrymple, 6th Earl of Stair who died without issue.
William Dalrymple-Crichton, 5th Earl of Dumfries, 4th Earl of Stair
William Dalrymple- Crichton, 5th Earl of Dumfries KT( 1699 – 27 July 1768) was a Scottish peer.
He inherited the title of Earl of Dumfries in 1742, upon the death of his mother Penelope Crichton, 4th Countess of Dumfries.
He also held the heritable position of the Sheriff of Clackmannan from 1742 until heritable sheriffdoms were abolished in 1747.
He served in the Army from 1721 to 1747, and was aide- de- Camp to his uncle, the John Dalrymple, 2nd Earl of Stair, at the Battle of Dettingen in 1743.
He commissioned Robert Adam, and John Adam to build Dumfries House, which was completed between 1754 and 1759.
He inherited the title of Earl of Stair in 1760 on the death of his brother, James Dalrymple, 3rd Earl of Stair.
John Dalrymple, 11th Earl of Stair
John Hew North Gustav Henry Hamilton-Dalrymple, 11th Earl of Stair (12 June 1848 – 2 December 1914), known as Viscount Dalrymple 1864-1903, was a British army officer and nobleman.
James Dalrymple, 3rd Earl of Stair
James Dalrymple, 3rd Earl of Stair( died 13 November 1760), was the son of Colonel Hon. William Dalrymple of Glenmure and Penelope Crichton, Countess of Dumfries.
He succeeded his uncle John Dalrymple, 2nd Earl of Stair, but was required to bring a legal action to establish his right to the title, as his uncle had attempted to settle the title on another nephew.
He died without issue.
His siblings were William Dalrymple- Crichton, 5th Earl of Dumfries( b. 1716- d. 27 July 1768), who succeeded as 4th Earl of Stair and Lady Elizabeth Dalrymple.

Question: When is John Dalrymple, 12Th Earl Of Stair's father's birthday?
Answer: 12 June 1848