Sir William Morgan (1560–1655) was a Welsh politician who sat in the House of Commons of England in 1624 and 1625.
He supported the Royalist cause in the English Civil War.
In 1624, Morgan was elected Member of Parliament for Monmouthshire.
[3][4][5] On the outbreak of Civil War, Morgan was Commissioner of Array for King and became Governor of Newport.
Information was laid against him before the Committee for Advance of Money on 13 November 1649 about his Royalist activities.