Coxon is a surname. Notable people with the surname include:
Alan Coxon (cricketer) (1930–2012), English cricketer
Alan Coxon (born before 2006), British TV chef and presenter
Alec Coxon (1916–2006), English cricketer
Allan Coxon (1909–2001), English academic who specialised in classical Greek and ancient philosophy
Chris Coxon (born 1987), British actor known for the film Sherlock Holmes.
Graham Coxon (born 1969), English musician, singer-songwriter and painter, a founding member of the band Blur
John Coxon (pirate) (active 1677–82), referred to as John Coxen in some sources
John Coxon (born before 1993), member of English band Spring Heel Jack
Lucinda Coxon (born 1962), English playwright and screenwriter
Mark Coxon (born 1978), English cricketer
Roy Coxon (born before 1952), English-born footballer who played for New Zealand
Scott Coxon (born 1973), Australian rugby league player
Tom Coxon (1883–1942), English footballer