Hahn also won five medals in the men's doubles event at the FIL World Luge Championships with two golds (1975, 1977), two silvers (1973, 1979), and one bronze (1978). He also won seven medals in the men's doubles event at the FIL European Luge Championships with four golds (1973, 1975, 1978, 1980) and three silvers (1974, 1977, 1979).