Thomas Shannon

Thomas or Tom Shannon may refer to:

• Thomas A. Shannon Jr. (born 1958), U.S. Department of State official
• Thomas Bowles Shannon (1827–1897), member of the California State Assembly and U.S. representative from California, 1863–1865
• Thomas Shannon (Ohio politician) (1786–1846), U.S. representative from Ohio, 1826–1827
• Tom Shannon (Australian politician) (1884–1954), member of the New South Wales Legislative Assembly

• Thomas Shannon (rugby league), rugby league footballer
• Thomas K. Shannon, U.S. naval officer
• Tommy Shannon (born 1946), American bass guitarist
• Tom Shannon (artist) (born 1947), American artist and inventor
• Tom Shannon (broadcaster) (1938–2021), American broadcaster and songwriter