Heinz Peter Günthardt is a former tennis player from Switzerland, who won five singles titles during his professional career, including the Rotterdam WCT in 1980. In doubles Gunthart captured a total number of thirty titles. The righthander reached his highest singles ATP-ranking on April 7, 1986, when he became the World No. 22 of the world. Günthardt won the men's doubles at the 1985 Wimbledon Championships. Wikipedia
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