Question: What is the date of birth of Millicent Leveson-Gower, Duchess Of Sutherland's husband?

Millicent Leveson-Gower, Duchess of Sutherland
Millicent Sutherland-Leveson-Gower, The Duchess of Sutherland (née Lady Millicent Fanny St. Clair-Erskine, 20 October 1867 – 20 August 1955) was a British society hostess, social reformer, author, editor, journalist, and playwright, often using the pen name "Erskine Gower".
Her first husband was Cromartie Sutherland-Leveson-Gower, 4th Duke of Sutherland.
By her two later marriages, she was known as Lady Millicent Fitzgerald and Lady Millicent Hawes, the latter of which was the name she used at the time of her death.
Frederick Leveson Gower (cricketer)
Reverend Frederick Archibald Gresham Leveson-Gower (20 February 1871 – 3 October 1946) was an English cricketer from the Leveson-Gower family.
He was a right-handed batsman who played as a wicketkeeper.
He was the fifth son of Granville William Gresham Leveson-Gower.
Leveson-Gower was educated at Winchester College, where he represented the college cricket team.
Later he was educated at Magdalen College, Oxford.
Leveson-Gower made his first-class debut for Oxford University in 1891 against Lancashire.
Leveson-Gower next represented the University in 1894, during which season he played four matches for the University, with his final match coming against Essex.
In 1894 Leveson-Gower played his only match for the Gentlemen of the South against the Players of the South.
In 1895 Leveson-Gower played two first-class matches for the Gentlemen of England against Oxford University and Cambridge University.
Leveson-Gower also made his debut for the Marylebone Cricket Club during the 1895 season against Oxford University.
Leveson-Gower played four first-class matches for the club, with his final match for the club coming against Yorkshire in 1901.
In his four matches for the club Leveson-Gower scored 126 runs at a batting average of 18.00, with a single half century score of 86 against Oxford University in 1896.
In 1899 Leveson-Gower made his debut for Hampshire against Sussex.
Leveson-Gower played one further match for the county, in 1900 against Lancashire.
He was appointed vicar of Linton in 1901.
In 1909 Leveson-Gower played for his brother's XI against Cambridge University and Oxford University.
Leveson-Gower scored a single half century score of 58.
Leveson-Gower died at Folkestone, Kent, on 3 October 1946.
Richard Leveson-Gower
Richard Leveson- Gower( 30 April 1726 – 19 October 1753) was the fourth son of John Leveson- Gower, 1st Earl Gower and a member of the Leveson- Gower family.
He served as Member of Parliament for Lichfield from 1747 until his death, aged 27.
He did not marry.
Elizabeth Leveson-Gower, Duchess of Sutherland
Elizabeth Sutherland Leveson- Gower, Duchess of Sutherland(" née" Sutherland; 24 May 176529 January 1839), also" suo jure" 19th Countess of Sutherland, was a Scottish peer from the Leveson- Gower family, best remembered for her involvement in the Highland Clearances.
Eileen Sutherland-Leveson-Gower, Duchess of Sutherland
Eileen Sutherland- Leveson- Gower, Duchess of Sutherland( 3 November 1891 – 24 August 1943), born Lady Eileen Gwladys Butler and styled Marchioness of Stafford from 1912 to 1913, was a British courtier.
Frederick Leveson-Gower (Sutherland MP)
Frederick Neville Sutherland Leveson- Gower( 31 May 1874 – 9 April 1959), was a British Liberal Unionist Party politician from the Leveson- Gower family.
Leveson- Gower was the son of Lord Albert Leveson- Gower, third son of George Sutherland- Leveson- Gower, 2nd Duke of Sutherland.
His mother was Grace Emma Townshend Abdy, daughter of Sir Thomas Abdy, 1st Baronet.
He entered Parliament for Sutherland in 1900, a seat he held until defeated by Alpheus Morton in the Liberal landslide of 1906.
He was appointed a deputy lieutenant of Sutherland in 1905.
Leveson- Gower married Blanche Lucie Gillard in 1916.
He died in April 1959, aged 84.
Cromartie Sutherland-Leveson-Gower, 4th Duke of Sutherland
Cromartie Sutherland-Leveson-Gower, 4th Duke of Sutherland, (20 July 1851– 27 June 1913), styled Lord Cromartie Sutherland-Leveson-Gower until 1858, Earl Gower between 1858 and 1861 and Marquess of Stafford between 1861 and 1892, was a British peer and politician from the Leveson-Gower family.
William Leveson-Gower, 4th Earl Granville
Vice- Admiral William Spencer Leveson- Gower, 4th Earl Granville,( 11 July 1880 – 25 June 1953), styled The Honourable William Leveson- Gower until 1939, was a British naval commander and governor from the Leveson- Gower family.
Harriet Sutherland-Leveson-Gower, Duchess of Sutherland
Harriet Elizabeth Georgiana Sutherland- Leveson- Gower, Duchess of Sutherland( née Howard; 21 May 1806 – 27 October 1868), styled The Honourable Harriet Howard before her marriage, was Mistress of the Robes under several
Whig administrations: 1837–1841, 1846–1852, 1853–1858, and 1859 –1861; and a great friend of Queen Victoria.
She was an important figure in London's high society, and used her social position to undertake various philanthropic undertakings including the protest of the English ladies against American slavery.
Anne Sutherland-Leveson-Gower, Duchess of Sutherland
Anne Sutherland-Leveson- Gower, Duchess of Sutherland VA( 21 April 1829 – 25 November 1888), 1st Countess of Cromartie in her own right and known as the Marchioness of Stafford from 1849 to 1861, was a British peeress.

Answer: 20 July 1851