Viola Bauer (born 13 December 1976 in Annaberg-Buchholz, Saxony, East Germany) is a retired German cross-country skier who competed from 1995 to 2007.
She has won a complete set of medals at the Winter Olympics with a gold (2002) and a silver (2006) in the 4 × 5 km relay, and a bronze in the 5 km + 5 km combined pursuit (2002).
Bauer also has a complete set of 4 × 5 km relay medals at the FIS Nordic World Ski Championships with a gold in 2003, a silver in 2007, and a bronze in 1999.
Her best individual finish at the World Championships was sixth in the Individual sprint event in 2005.
Bauer had eleven individual wins at various levels from 1998 to 2007.
She retired following the 2006-07 World Cup season.