William Belsham (1752 – 1827) was an English political writer and historian, noted as a supporter of the Whig Party and its principles.
[4] He belonged to the anti-war group of historians, with Charles James Fox and Anthony Robinson.
[6] In 1792 he published Examination of an Appeal from the Old to the New Whigs, and in 1793 Remarks on the Nature and Necessity of Political Reform.
[3] He engaged in controversy with Bishop Herbert Marsh on the responsibility for the French Revolutionary Wars, taking the Foxite Whig line and supporting German critics of Great Britain.
[7] An eight-volume set Memoirs of the Reign of George III from his Accession, to the Peace of Amiens was published in 1813.