Francis Adissa Kioyo (born 18 September 1979 in Yaoundé) is a German footballer of Cameroonian descent who currently plays for FC Amberg.
Born in Kleve, North-Rhine Westphalia, Rauffmann moved at the age of 16 to FC Amberg, a local team playing in the German third division, but only managed to stay a season there, before moving to the seventh level.