Season 1980–81 was the 97th football season in which Dumbarton competed at a Scottish national level, entering the Scottish Football League for the 75th time, the Scottish Cup for the 86th time and the Scottish League Cup for the 34th time.
Season 1980–81 was the 97th football season in which Dumbarton competed at a Scottish national level, entering the Scottish Football League for the 75th time, the Scottish Cup for the 86th time and the Scottish League Cup for the 34th time. (en)