Roland Wyss is a former Swiss slalom canoeist who competed in the 1970s.<unk> Roland Wyss is a former Swiss slalom canoeist who competed in the 1970s.<unk> Roland Wyss is a former Swiss slalom canoeist who competed in the 1970s. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>
1979: Bronze medal.