Gustaf Wathier Hamilton (1783-1835) was a Swedish count, jurist and official. His father was Adolf Ludvig Hamilton and his mother was Eva Kristina de Besche. Only 18 years old he got a degree in law from Uppsala University and became a student teacher at Svea Court of Appeal in Stockholm. His performance led to a quick career progression and in 1808 he became secretary of state at the Interior Ministry of the King in Council. In 1826 he became County Governor of Östergötland County. He was the father of Henning Hamilton.