Ottobeuren is a Benedictine abbey, located in Ottobeuren, near Memmingen in the Bavarian Allgäu, Germany.
For part of its history Ottobeuren Abbey was one of the 40-odd self-ruling imperial abbeys of the Holy Roman Empire and, as such, was a virtually independent state. At the time of its dissolution in 1802, the imperial abbey covered 266 square kilometers and had about 10,000 subjects.