Fitzpatrick Henry Vernon, 2nd Baron Lyveden (27 April 1824 – 25 February 1900) was a British peer and Liberal Party politician.
His father received Royal licence to change the family name to Vernon in lieu of Smith in 1846, taking the surname of his own mother, and was created Baron Lyveden in 1859.
He had married, in 1823, Lady Emma Mary Fitzpatrick (d.1882), daughter and co-heir of the 2nd and last Earl of Upper Ossory.
Vernon married, on 21 June 1853, Lady Albreda Elizabeth Wentworth-Fitzwilliam (1829–1891), youngest daughter of the 5th Earl Fitzwilliam.
He died in London on 25 February 1900,[1] when the barony was inherited by his nephew Courtenay Robert Percy Vernon (1857–1926), son of his brother Hon.