If you have a beard, you are not allowed to compete in Olympic boxing. A clean shaven face allows cuts to be seen on the fighters face. Beard hair can also irritate an opponent's face. The rule was put in place to protect boxers and provide an even playing field.
figure skating
Tom is an Olympic High Diver.
Baseball
Diving events.
The only event at the very first (classical) Olympic games was the Stadion foot race. A Stadion was about 200m, and women were not allowed to compete, so it would be fair to say that the Men's 200m is the oldest ongoing Olympic event, and therefore Athletics the oldest ongoing Olympic Sport.
Karate is not an Olympic sport.
He was an Olympic swimmer.
Yes. I m not sure if it still is, but it used to be an olympic sport.
equsitrian
the only sport women can do on their own with no men is naked oil wrestling
The equestrian competitions are the only Olympic competitions in which men compete against women.
The only remaining sport that requires participants to have amateur status to compete in the Olympics is boxing. Historically, amateur status was crucial in boxing to ensure fair competition, but recent changes in regulations have led to some professional boxers being allowed to compete in the Olympic Games. However, many amateur boxers still participate to maintain the spirit of the sport.