Thomas Williamson

• Nicol Williamson
• Thomas Smith Williamson
• Thomas Williamson (Australian politician)
• Thomas Williamson (surgeon)
• Thomas Wilson Williamson
• Tom Williamson (Australian footballer)
• Tom Williamson (English footballer)
• Tom Williamson (Scottish footballer)
• Tom Williamson (actor)
• Tom Williamson (golfer)
• Tom Williamson, Baron Williamson