100 metres at the Olympics 40 in 2000 and reached the Olympic semi-finals four years later. (Ottey is also the most frequent participant having competed in the Olympic 100 m an unrivalled six times from 1984 to 2004). The first women's champion, Betty Robinson in 1928, remains the youngest gold medallist for the event at 16 years old, while a 32-year-old Linford Christie became the oldest 100 m Olympic champion in 1992. Since introduction of testing by the IAAF in the early-20th century, female sprinters may be subject to gender verification. This rule was first formally applied to the 100 m at the 1968 Mexico
Athletics at the 2016 Summer Olympics – Women's 100 metres Athletics at the 2016 Summer Olympics – Women's 100 metres The women's 100 metres event at the 2016 Summer Olympics took place between 12–13 August at the Olympic Stadium. Shelly-Ann Fraser-Pryce was the defending Olympic champion from 2012 and entered the competition having won five of the last six global championships. At eighth in the year's rankings, she was not in peak form. Elaine Thompson had beaten her at the Jamaican Championships with a world-leading and national record-equalling 10.70 seconds. American champion English Gardner was the next fastest and the two other American entrants, Tianna Bartoletta and Tori Bowie, shared