Oliver Baumann (born 2 June 1990) is a German footballer who plays as a goalkeeper for 1899 Hoffenheim in the Bundesliga.
Oliver Baumann joined SC Freiburg's youth team in 2002, since then he has gone on to make 104 Bundesliga appearances for the club. He made his youth team debut for Freiburg on 2 September 2007 at the age of 19. Two years later he made his first appearance for Freiburg's second string side SC Freiburg ll in the Regionalliga Süd against Stuttgarter Kickers, keeping a clean sheet in a 0–0 draw. He went on to make another 21 appearances for Freiburg ll.
On the last day of the 2009–10 Bundesliga season, Baumann made his senior team debut in a 3–1 home victory over Borussia Dortmund. He became the SC Freiburg first-choice goalkeeper from the 2010–11 season onwards, where he made 30 appearances in the Bundesliga. In June 2011, he extended his contract until 2015. In the following two seasons, 2011–12 and 2012–13, Baumann made a total of 73 appearances for the Freiburg first-team, 67 of those in the league.