Ronald Alexander Fischer (born April 12, 1959) is a Canadian-born German former professional ice hockey defenceman. He played eighteen games in the National Hockey League with the Buffalo Sabres between the 1981–82 and 1982–83 seasons, recording seven assists. The rest of his career, which lasted from 1981 to 1996, was mainly spent playing in Germany for Star Bulls Rosenheim. Internationally Fischer played for both the West German and German national teams at multiple tournaments, including the 1988 and 1992 Winter Olympics. Fischer was born in Merritt, British Columbia.