Donald Andrew Moog (; born February 18, 1960) is a Canadian retired professional ice hockey goaltender. Moog played in the National Hockey League (NHL) for the Edmonton Oilers, Boston Bruins, Dallas Stars and Montreal Canadiens, and also for the Canadian national team. Moog is a three-time Stanley Cup champion: 1984, 1985 and 1987. He earned the William M. Jennings Trophy in the 1989–90 NHL season for fewest total goals against the team during the regular season, sharing the trophy with his goaltending partner, Reggie Lemelin. Moog spent the 2009–10 season as an assistant coach for the Dallas Stars.