Thomas John Morgan (22 April 1907 – 9 December 1986), better known as T. J. Morgan, was a Welsh academic.
He was born in the village of Glais, near Swansea, and he studied Welsh at Swansea University. In 1926, he met his future wife, Huana Rees, at the National Eisteddfod of Wales. The couple wed in 1935. They had two sons: the politician Rhodri Morgan (1939-2017) and historian Prys Morgan (g. 1937).
A Welsh speaker he was not a nationalist and opposed Saunders Lewis.
Morgan was Professor of Welsh at Swansea University from 1961-75. He died suddenly at home in Bishopston, Gower, and was buried at Coed Gwilym cemetery in Swansea.Dal Llygoden Ac Ysgrifau Eraill (1937)
Y Treigladau a’u Cystrawen ("The Mutations and their Syntax") (1952)
Peasant Culture (1962)
Amryw Flawd (1966)
Dydd y Farn Ac Ysgrifau Eraill (1969)
W.J. Gruffydd (1970)
Hirfelyn Tesog (1971)