Tiemen Groen (6 July 1946 – 26 October 2021) was a Dutch cyclist who won four consecutive world titles in the 4 km individual pursuit in 1964–1967; His sporting career began with DTS Zaandam. He finished fourth in this event at the

1964 Summer Olympics The , officially the and commonly known as Tokyo 1964 (), were an international multi-sport event held from 10 to 24 October 1964 in Tokyo, Japan. Tokyo had been awarded the organization of the 1940 Summer Olympics, but this honor was subseq ...

. He also won a silver medal in the team time trial at the

1966 UCI Road World Championships The 1966 UCI Road World Championships took place on 28 August 1966 at the Nürburgring, Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the no ...

. He retired shortly after turning professional in 1967. Groen moved in 1995 to South Africa. He died on 26 October 2021, at the age of 75.

References

1946 births 2021 deaths Olympic cyclists for the Netherlands Cyclists at the 1964 Summer Olympics Dutch male cyclists People from De Fryske Marren UCI Track Cycling World Champions (men) UCI Road World Championships cyclists for the Netherlands Cyclists from Friesland Dutch track cyclists Dutch emigrants to South Africa 20th-century Dutch sportsmen {{Netherlands-cycling-bio-stub