VfB Oldenburg is a German association football club based in Oldenburg, Lower Saxony. In the 2022–23 season, they play in the 3. Liga, the third level of football in Germany. Founded by a group of high school boys as FC 1897 Oldenburg on 17 October 1897. Since 1991 VfB Oldenburg has been playing in the Marschweg-Stadion, which was opened in 1951. It has a capacity of 15,200, of which 4,500 are seats and 10,700 standing places.