|Date of birth||25 March 1977|
|Place of birth||Iceland|
|1994–1996||Bayern Munich II||13||(1)|
|1997–1998||→ FSV Zwickau (loan)||5||(3)|
|* Senior club appearances and goals counted for the domestic league only|
Andri, who played as a striker, played as a youth for KR, before joining the youth setup of Bayern Munich. He played for Bayern's reserve team in the Regionalliga, but returned to Iceland in 1996, rejoining KR. In 2000, he was joint top scorer in the Icelandic Premier Division, and briefly returned to Germany in 1997, for a loan spell with FSV Zwickau. After three more years with KR, moved to Austria, joining SV Salzburg, then to Norway, where he played for Molde FK. His career was cut short in 2004 when he suffered a serious knee injury. He made seven appearances for Iceland, scoring two goals. These goals came in back-to-back matches against Poland and the Czech Republic.
Andri is famous for being a star player in Championship Manager 3, being set with the maximum potential of 200. His brother Kolbeinn is also a professional footballer and Andri has acted as his agent. After retiring from football he has also helped run his father's string of bakeries in Molde.
- "Andri Sigthórsson". worldfootball.net. Retrieved 20 February 2010.
- "Sigthorsson" (in German). fussballdaten.de. Archived from the original on 9 February 2010. Retrieved 20 February 2010.
- Holyman, Ian (13 January 2017). "Nantes striker Kolbeinn Sigthorsson AWOL following Galatasaray loan - Kita". ESPN FC.
- "Tonton Zola Moukoko and How Football Manager Stole My Life".
- Andri Sigþórsson at National-Football-Teams.com