High Quality Content by WIKIPEDIA articles! Vyacheslav Ionov (born June 26, 1940) is a Soviet sprint canoer who competed in the mid 1960s. He won a gold in the K-4 1000 m event at the 1964 Summer Olympics in Tokyo.Canoe sprint, which is referred to by the IOC as "canoe/kayak sprint", is one of the two forms of the canoeing disciplines that are featured in the Summer Olympics, the other being canoe slalom. Marathon racing is not an Olympic sport. In non-Olympic years, the main events are the World Championships.