Hugh Williams (1904–1969) was an English actor and dramatist.

Hugh Williams may also refer to:

• Sir Hugh Williams, 5th Baronet (died c. 1706) of Williams-Bulkeley baronets
• Hugh Williams (of Chester) (c. 1694–1742), member of parliament for Anglesey
• Sir Hugh Williams, 8th Baronet (c. 1716–1794), MP for Beaumaris
• Hugh Williams (priest) (1721/22–1779), Welsh priest and writer
• Hugh William Williams (1773–1829), Scottish landscape-painter known as "Grecian Williams"
• Sir Hugh Williams, 3rd Baronet (1802–1876)
• Hugh Williams (historian) (1843–1911), Welsh college tutor
• Hugh Pigot Williams (1858–1934), British naval officer
• Wilhelm Grosz (1894–1939), also known as Hugh Williams, Austrian composer, pianist, and conductor
• Hughie Williams (1933–2017), Australian trade unionist and Olympic wrestler
• Hugh Williams (judge) (born 1939), New Zealand judge
• Hugh C. Williams (born 1943), number theorist
• Hugh Martyn Williams (born 1946), commonly known as Hugh Williams, chartered accountant, author and Deputy National Treasurer of UKIP
• Hugh Bonneville (born 1963), English actor, born as Hugh Richard Bonniwell Williams