Onny Parun (born April 15, 1947 in Wellington) is a former tennis player from New Zealand, who was among the worldâ€™s top 20 for five years and in 1971 and 1972 he reached the quarterfinals at Wimbledon. He made the final of the Australian Open in 1973, losing to John Newcombe in four sets, and was a US Open quarterfinalist in 1973 and also a quarterfinalist at the French Open in 1975.
Parun and Australian Dick Crealy won the French Open doubles title in 1974. He also made the Masters Final in 1974, qualifying by finishing in the top eight on the grand prix table. Parun played Davis Cup from 1966 to 1979 and won a string of national titles, including the Benson and Hedges Open three times in four years.
Parun reached his highest singles ranking on May 3, 1975, when he became the number 19 of the world. His brother Tony Parun also played professional tennis.