István Jónyer

István Jónyer (born 4 August 1950 in Miskolc) is a former international table tennis player from Hungary. In 1975, Jonyer became the World champion in singles event.

Table tennis career
He was one of the most dominant players of the sport in the 1970s and famous for inventing the sidespin loop shot. From 1968 to 1983 he won several medals in singles, doubles, and team events in the World Table Tennis Championships and in the Table Tennis European Championships. He is a 4-time World Champion and 4-time European Champion.

His eight World Championship medals include four gold medals; one in the men's singles, another in the men's team event and two in the men's doubles with Tibor Klampár and Gábor Gergely.

On the professional circuit, Jonyer won 4 singles and 11 doubles titles in his career, including English Open title in doubles event.