Roberto Zablith Machusso (born January 4, 1954) is a retired competitive judoka from Brazil

Brazil

Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

, who represented his native country at the 1976 Summer Olympics

1976 Summer Olympics

The 1976 Summer Olympics, officially known as the Games of the XXI Olympiad, was an international multi-sport event celebrated in Montreal, Quebec, Canada, in 1976. Montreal was awarded the rights to the 1976 Games on May 12, 1970, at the 69th IOC Session in Amsterdam, over the bids of Moscow and...

 in Montréal, Canada.

He twice claimed a medal at the Pan American Games

Pan American Games

The Pan-American or Pan American Games are a major event in the Americas featuring summer and formerly winter sports, in which thousands of athletes participate in a variety of competitions. The Pan American Games are the second largest multi-sport event after the Summer Olympics...

, in 1975 and 1979. Machusso won the silver medal at the 1975 Pan American Games

1975 Pan American Games

The 7th Pan American Games were held in Mexico City, Mexico, from October 12 to October 26, 1975, exactly twenty years after the 2nd Pan American Games were held there...

 in the men's lightweight division (– 70 kg), after a loss in the final against Canada's Wayne Erdman

Wayne Erdman

Wayne Erdman is a retired Canadian judoka who represented Canada in Judo at the 1976 Summer Olympics in Montreal, Canada. He won the gold medal at the 1975 Pan American Games in the men's lightweight division . Erdman holds the rank of 7th dan and is the chair of the Grading Board for Judo Ontario...

.