Background
The only surviving son of Peter Beckford of Steepleton Iwerne and Honorary Louisa Pitt, he married Frances Rigby on 9 February 1808, in the house of her father, Lieutenant-Colonel Francis Hale Rigby in Upper Grosvenor Street, London.
The only surviving son of Peter Beckford of Steepleton Iwerne and Honorary Louisa Pitt, he married Frances Rigby on 9 February 1808, in the house of her father, Lieutenant-Colonel Francis Hale Rigby in Upper Grosvenor Street, London.
They had four children:
George Pitt-Rivers, 4th Baron Rivers (1810–1866)
Horace Pitt-Rivers, 6th Baron Rivers (1814–1880)
Honorary Fanny Pitt (d 1 February 1836), married Frederick William Cox on 24 July 1834
Honorary Harriet Elizabeth Pitt (1816 – 18 July 1876), Maid of Honour to Queen Victoria, married on 18 September 1841 Charles Dashwood Bruce (1802–1878), without issue
He succeeded his father in his estates in 1811.
On 20 November, Horace assumed the name of Pitt-Rivers for himself and his successors in the Pitt estates, the rest of his issue to take the name of Pitt.
He was a Tory in politics. However, in January 1831, he was persuaded by friends to gamble again, and lost a small sum of money.
Despairing of controlling his addiction, he drowned himself in The Serpentine on 23 January 1831. Contemporary reports, by contrast, suggested his losses in his last game had been large.
His widow died on 6 September 1860 at Rushmore Lodge, in Cranborne Chase, Dorset.
As Horace Beckford, he was a notorious gambler and a member of Crockford"s during the Regency era.