Stamata Revithi
The 1896 Olympic Games were the first held in the Modern era and the most important international multi-sport event Greece had ever hosted. The rules of the Games generally excluded women from competition. Influenced by both his times—in the Victorian era women were considered to be inferior to men—and his admiration for the ancient Olympic Games, when only men were allowed to participate in the events, Baron Pierre de Coubertin, the visionary of the modern Olympic Games, was not in favour of women's participation in the Olympic Games or in sports generally. He believed that a woman's greatest achievement would be to encourage her sons to be distinguished in sports and to applaud a man's effort.
Olympic Oath
An oath was an idea taken from the Ancient Olympic Games where competitors swore an oath beside a statue of Zeus. A call for an oath was announced as early as 1906 by International Olympic Committee (IOC) president and founder Pierre de Coubertin in the "Revue Olympique" ("Olympic Review" in French). This was done in an effort to ensure fairness and impartiality. 
The Olympic Oath was first taken at the 1920 Summer Olympics in Antwerp by the fencer Victor Boin. 
Boin's oath in 1920 was: