Edward Radclyffe, 2nd Earl of Derwentwater (1655 – 29 April 1705) was an English peer, styled Viscount Radclyffe from 1688 to 1695.
He inherited the earldom from his father, Francis Radclyffe, 1st Earl of Derwentwater in 1697.
On 18 August 1687, he married Lady Mary Tudor, the natural daughter of King Charles II.
(Thomas Seccombe, writing in the Dictionary of National Biography, says that Mary was unfaithful).
This biography of an earl or countess in the Peerage of England is a stub.