Karin Metze was a member of the gold medal winning East German coxed fours at the 1976 Montréal Olympics. This was the first female rowing gold for East Germany. She then added another gold at the 1980 Moskva Olympics with the coxed eights. In her youth Metze played volleyball before moving to rowing in 1973. She started her rowing career with the coxed fours, before changing to the eights in 1977. She then won the World Championships in 1977 and 1981-82. In 1978, the crew also won silver and, in 1983, a bronze medal. She won four East German national titles in 1977 and 1981-83. Metze trained as an industrial clerk, and later studied economics in machinery construction.