William Edgcumbe, 4th Earl of Mount Edgcumbe

Edgcumbe was the son of Ernest Edgcumbe, 3rd Earl of Mount Edgcumbe, and Caroline Augusta, daughter of Rear-Admiral Charles Feilding.'Earl of Mount Edgcumbe', Burke's.{{cite web |last=Lundy |first=Darryl |url=http://www.thepeerage.com/p1058.htm#i10574 |title=p. 1058 § 10574 William Henry Edgcumbe, 4th Earl of Mount Edgcumbe |publisher=The Peerage}}{{Unreliable source?|failed=y |date=February 2013}}

Edgcumbe was returned to Parliament for Plymouth in 1859, a seat he held until 1861 when he entered the House of Lords on the death of his father.'Earl of Mount Edgcumbe', Debrett's. In 1879 he sworn of the Privy Council{{London Gazette |issue=24724 |date=20 May 1879 |page=3459 }} and appointed Lord Chamberlain of the Household by the Earl of Beaconsfield,{{London Gazette |issue=24721 |date=13 May 1879 |page=3311 }} a post he held until the government fell in 1880.{{London Gazette |issue=24842 |date=7 May 1880 |page=2915 }} He later served under Lord Salisbury as Lord Steward of the Household between 1885{{London Gazette |issue=25485 |date=30 June 1885 |page=3000 }} and 1886{{London Gazette |issue=25558 |date=12 February 1886 |page=682 }} and again between 1886{{London Gazette |issue=25617 |date=17 August 1886 |page=4007 }} and 1892.{{London Gazette |issue=26320 |date=26 August 1892 |page=4889 }}

Edgcumbe was also an Aide-de-Camp to Queen Victoria from 1887 to 1897 and a Member of the Council to the Prince of Wales from 1901 to 1917 as well as Keeper of the Seal of the Duchy of Cornwall from 1907 to 1917. Between 1877 and 1917 he served as Lord-Lieutenant of Cornwall. He was also a Provincial Grand Master, an office held by the head of a Provincial Grand Lodge.{{cite news|last1=Holmes|first1=Emra|title=The Marriage Of Lady Victoria Edgcumbe|work=The Cornishman|issue=109|date=12 August 1880|page=3}}

In early 1901 Lord Mount Edgcumbe was appointed by King Edward to lead a special diplomatic mission to announce the King's accession to the governments of Belgium, Bavaria, Italy, Württemberg, and the Netherlands.{{Cite newspaper The Times |title=The King - the special Embassies |date=23 March 1901 |page=12 |issue=36410}} During his visit to the Belgian court in March 1901, King Leopold presented him with the Grand Cordon of the Order of Leopold.{{Cite newspaper The Times |title=The King´s Accession |date=21 March 1901 |page=5 |issue=36408}}

As Viscount Valletort he was commissioned as a Second lieutenant in the Cornwall Militia (the Duke of Cornwall's Rangers) on 24 April 1852;[https://www.thegazette.co.uk/London/issue/21315/page/1260 London Gazette], 4 May 1852. at the time the regiment was commanded by his father.Hart's, 1852. He was subsequently promoted to Lieutenant on 3 June 1854[https://www.thegazette.co.uk/London/issue/21561/page/1830 London Gazette], 13 June 1854. and Captain on 2 June 1855.[https://www.thegazette.co.uk/London/issue/21726/page/2218 London Gazette], 8 June 1855.Hart's, 1860.Army List, various dates.

On 29 February 1860, during the enthusiasm for the Volunteer Movement, he raised the 16th (Stonehouse) Devonshire Rifle Volunteer Corps and served as its captain-commandant. Along with other units raised around Plymouth, the corps became part of the 2nd Administrative Battalion, Devonshire Rifle Volunteer Corps and Valletort was appointed Lieutenant-Colonel in command of the battalion on 8 August 1860. The battalion subsequently became the 2nd (Prince of Wales's) Volunteer Battalion, Devonshire Regiment (Valletort had been equerry to the Prince of Wales); he maintained his links with the battalion until his death in 1917.

On 9 February 1889, the Earl of Mount Edgcumbe was appointed Colonel in command of the Plymouth Brigade, consisting of the five Volunteer Battalions of the Devonshire Regiment and the two of the Duke of Cornwall's Light Infantry, which was charged with defending the Royal Navy's base at Plymouth in time of war. On 29 May 1889, Lord Mount Edgcumbe gave up command of the 2nd Volunteer Battalion, becoming its Honorary Colonel, though he continued to command the Plymouth Brigade until 1893. He was awarded the Volunteer Decoration, and remained Hon Colonel of his battalion when it became the 5th (Prince of Wales's) Battalion, Devonshire Regiment in the Territorial Force in 1908, and was president of the Cornwall Territorial Association.

Lord Mount Edgcumbe married firstly, Lady Katherine Hamilton, daughter of James Hamilton, 1st Duke of Abercorn, on 26 October 1858. They had four children:

• Lady Victoria Frederica Caroline Edgcumbe (1859–1920), married Lord Algernon Percy, son of Algernon Percy, 6th Duke of Northumberland and had issue.
• Lady Alberta Louise Florence Edgcumbe (1861– 25 March 1941), married Henry Lopes, 1st Baron Roborough and had issue.
• Lady Edith Hilaria Edgcumbe (1862– 3 April 1931), married John St Aubyn, 2nd Baron St Levan and had issue.
• Piers Alexander Hamilton Edgcumbe, 5th Earl of Edgcumbe (2 July 1865 – 18 April 1944).

After Lady Katherine's death in September 1874, Lord Mount Edgcumbe married secondly, his first cousin, Caroline Cecilia, daughter of George Edgcumbe and widow of Atholl Liddell, 3rd Earl of Ravensworth, on 21 April 1906. She died in February 1909. Lord Mount Edgcumbe died in September 1917, aged 83.

{{reflist|30em}}

• Burke's Peerage, Baronetage and Knightage, 100th Edn, London, 1953.
• H.G. Hart, The New Annual Army List, and Militia List (various dates from 1840).
• Kidd, Charles, Williamson, David (editors). Debrett's Peerage and Baronetage (1990 edition). New York: St Martin's Press, 1990.

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Category:Knights Grand Cross of the Royal Victorian Order

Category:1833 births

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Category:Deputy lieutenants of Devon

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Category:UK MPs 1859–1865

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