Damon is a surname. Notable people with the surname include:
Cathryn Damon (1930–1987), American television, film and stage actress Fannie B. Damon (1857–1939), American writer, magazine editor Gabriel Damon (born 1976), American film actor Johnny Damon (born 1973), American Major League baseball player Liz Damon, lead singer of Liz Damon's Orient Express Mark Damon (1933–2024), American film actor and producer Matt Damon (born 1970), American film actor and screenwriter Robert Damon (1814–1889), English conchologist and geologist S. Foster Damon (1893–1971), American academic and poet William Damon (born 1944), psychologist and educator William Damon, or William Daman (died 1591), musician in England