Marion O'Brien was an Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

n Paralympic

Paralympic Games

The Paralympic Games are a major international multi-sport event where athletes with a physical disability compete; this includes athletes with mobility disabilities, amputations, blindness, and Cerebral Palsy. There are Winter and Summer Paralympic Games, which are held immediately following their...

 competitor. She won a bronze medal in women's class c singles table tennis at the 1964 Summer Paralympics

1964 Summer Paralympics

The 1964 Summer Paralympics, originally known as the 13th International Stoke Mandeville Games, were the 2nd Paralympic Games to be held. They were held in Tokyo, Japan, they were the last Summer Paralympics to take place in the same city as the Summer Olympics until the 1988 Summer Paralympics...

. She also won a gold medal at the same games in Class C doubles table tennis. She also won a silver medal in the 1964 Games at the Javelin Class C athletics event, and a bronze medal in the open slalom athletics event with a result of 1.44.1. At the 1968 Summer Paralympics

1968 Summer Paralympics

The 1968 Summer Paralympics were the third Paralympic Games to be held. Organised under the guidance of the International Stoke Mandeville Games Federation , they were known as the 17th International Stoke Mandeville Games at the time...

in Tel Aviv, she won a silver medal in Class C doubles table tennis.