Björn Bergmann Sigurðarson (born 26 February 1991) is an Icelandic international footballer who plays as a forward for FC Rostov.
He began his career with ÍA in his native Iceland before a three-year spell at Norwegian side Lillestrøm, during which time he made his international debut.
In July 2012 he moved to English side Wolverhampton Wanderers for a reported £2.4m fee.
His contract with Wolves expired in June 2016 without renewal.