Hugh Hamilton may refer to:

Military

* Hugh Hamilton, 1st Viscount of Glenawly (c. 1600–1678), Irish aristocrat, soldier in Swedish and English service * Hugo Hamilton, Baron Hamilton (died 1724), Swedish military commander and nephew of Hugh Hamilton, 1st Viscount of Glenawly * Hugh Hamilton (sailor) (1830–1890), American Civil War sailor and Medal of Honor recipient

Others

* Hugh Douglas Hamilton (1740–1808), Irish artist * Hugh Hamilton (bishop) (1729–1805), mathematician, natural philosopher and Church of Ireland bishop * Hugh Hamilton (mayor), New Zealand former lawyer, mayor of Central Hawke's Bay, and convicted fraudster * Hugh Hamilton (rugby union) (1854–1930), Scotland international rugby union player * Hugh Hamilton (racing driver) (1905–1934), British racing driver {{Hndis, Hamilton, Hugh