André Oscar Wallenberg, (19 November 1816 in Linköping - 12 January 1886 in Stockholm), was a Swedish naval officer, newspaper tycoon, banker and politician. He was son of the bishop in Linköping, Marcus Wallenberg (1774-1833), and his wife Anna Laurentia Barfoth (1783-1862). He was married the first time in 1854 with Catharina Wilhelmina Andersson (1826-1855), and the second time in 1861 with Anna Eleonora Charlotta von Sydow (1838-1910). Father to Knut Agathon Wallenberg, Gustaf Wallenberg, Oscar Wallenberg, Axel Wallenberg, Marcus Wallenberg (Senior) and Victor Wallenberg. In 1856 André Oscar Wallenberg founded the Stockholms Enskilda Bank, the predecessor of today's Skandinaviska Enskilda Banken