John Wynne Griffith of Garn (1 April 1763 – 20 June 1834)[1] was a Welsh Whig[2] politician who served as the Member of Parliament (MP) for Denbigh Boroughs from 1818 to 1826.[3] He was elected unopposed at the 1818 general election, re-elected in 1820 with 60 of the 110 votes cast, and did not stand again in 1826.[2]
He was also known as a lichenologist.[4]