Mark Andrew Spitz (born February 10, 1950) is an American former competition swimmer, nine-time Olympic champion, and former world record-holder in seven events. He won seven gold medals at the 1972 Summer Olympics in Munich, an achievement surpassed only by Michael Phelps, who won eight golds at the 2008 Summer Olympics in Beijing. Spitz set new world records in all seven events in which he competed in 1972, a record that still stands.