| Honorific Prefix: | General |
| Marcus Beresford | |
| Office: | Member of Parliament for Berwick-upon-Tweed |
| Term Start: | 1826 |
| Term End: | 1832 |
| Predecessor: | Sir Francis Blake Sir John Beresford |
| Alongside: | John Gladstone, Sir Francis Blake |
| Successor: | Sir Rufane Shaw Donkin Sir Francis Blake |
| Office1: | Member of Parliament for Northallerton |
| Term Start1: | 1824 |
| Term End1: | 1826 |
| Predecessor1: | William Lascelles Henry Peirse (younger) |
| Alongside1: | William Lascelles |
| Successor1: | Sir John Poo Beresford Henry Lascelles |
| Birth Date: | 28 July 1800 |
| Birth Place: | Cork, Ireland |
| Education: | Winchester College |
| Alma Mater: | Trinity College, Dublin |
| Parents: | George Beresford Susan Gorges |
| Relations: | William Beresford, 1st Baron Decies (grandfather) |
General Marcus Beresford (28 July 1800 – 16 March 1876)[1] was an officer of the British Army and politician in England.
Beresford was born on 28 July 1800 in Cork, Ireland. He was the second son of the Rev. George Beresford and his wife Susan Gorges. His grandfathers were Archbishop William Beresford, 1st Baron Decies and Hamilton Gorges MP, of Kilbrew.[2]
His great-uncle George Beresford, 1st Marquess of Waterford, had two illegitimate sons, William Carr Beresford, created Viscount Beresford in 1814, and Sir John Beresford, "both of whom influenced the course of his career."[2]
He was educated at Winchester College and graduated from Trinity College, Dublin in 1815.[3]
He was Member of Parliament for Northallerton from 1824 to 1826. At the next general election, he made way for Sir John Beresford at Northallerton and stood for Berwick-upon-Tweed, where his family had recently established an interest, serving from 1826 to 1832.[4] "In the House, Beresford followed his family’s Tory line."[2]
After he was defeated in his bid to return to the House, he resumed his military career and served for five years as military secretary to the Indian commander-in-chief. He was made a full General on 4 March 1866 and given the colonelcy of the 20th Foot from 1858 to his death in 1876.[5]
On 1 October 1828, he married his first cousin, Isabella Sewell, a daughter of Thomas Bermingham Daly Henry Sewell and Hon. Harriet Beresford. Before her death in August 1836,[2] they were the parents of:
After the death of his first wife, he married Caroline Fane, daughter of William Fane and Louisa Hay Dashwood, on 22 January 1838 in Calcutta, India. Together, they were the parents of:
General Beresford died on 16 March 1876.[7]