Brett Timothy Hauer (born July 11, 1971) is an American former professional ice hockey defenseman who played parts of three seasons in the National Hockey League (NHL) for the Edmonton Oilers and Nashville Predators.

Hauer spent his amateur career with the University of Minnesota Duluth after a successful high school career, which saw him drafted in the fourth round of the 1989 NHL Entry Draft, 71st overall, by the Vancouver Canucks.

Hauer played for the Edmonton Oilers and Nashville Predators at the NHL level, playing a total of 37 regular season games, scoring 4 goals and 4 assists for 8 points, collecting 38 penalty minutes.

In the minors, he played for six teams in the American and International Hockey Leagues, most notably with the Manitoba Moose from 1997 to 2001.

During his career, Hauer represented Team USA at the IIHF World Championships four times (1995, 2003, 2004 and 2005) and once at the Winter Olympics (1994).