Four athletes have died during the Olympics:
Kazmierz Kay-Skrzypeski, luge - 1964 Winter Olympics at Innsbruck
Ross Milne, alpine skiing - 1964 Winter Olympics at Innsbruck
Nicolas Bochatay, speed skiing (demonstration) - 1992 Winter Olympics at Albertville
Nodar Kumaritashvili, luge - 2010 Winter Olympics at Vancouver
Yes there was. An athlete died in the practise run during the luge.
Lillian Board was an athlete. She gained a silver medal at the Mexico 1968 olympics. She died of cancer in 1970 aged 22.
Patrick Philbin - athlete - died in 1929.
John Taylor - athlete - died in 1908.
Knut Enemark
If it is during the 2012 Olympics, nobody has lost any life.
Wilma Rudolph was a super Black woman track athlete. She won three gold medals at the 1960 Rome Olympics. She died in 1994.
Nodar Kumaritišvili. The Georgian athlete was practicing for the luge event when he lost control and collided with a steel support beam. He was going an estimated 144 km/h.
The first Portuguese athlete to compete in the Olympics was Francisco Lázaro, who took part in the Marathon at the 1912 Olympics in Stockholm. Sadly, he died after the race as he had smeared his body in oils and grease to, in his opinion, protect from the sun, which prevented the skin from breathing...
Colin Gordon - athlete - died in 1980.
John DeWitt - athlete - died in 1930.
George Saunders - athlete - died in 1996.