Gunther Tiersch is a meteorologist, and a former competition rower and Olympic champion for West Germany.
Tiersch won a gold medal in the eight at the 1968 Summer Olympics in Mexico City, as coxswain for the rowing team from West Germany.
Since... Wikipedia
Born: 1954 (age 69 years), Ratzeburg, Germany
Gold medal: Rowing at the 1968 Summer Olympics – Men's eight
Teammates: Horst Meyer, Dirk Schreyer, Egbert Hirschfelder, and more