BJ or B. J. may refer to:
Björk Guðmundsdóttir (; Icelandic: [ˈpjœr̥k] ( listen); born 21 November 1965) is an Icelandic singer, songwriter, actress, record producer, and DJ.
Björn Rune Borg (Swedish pronunciation: [bjœːɳ bɔrj] ( listen); born 6 June 1956) is a Swedish former world No.
The Icelandic singer Björk made her first public appearance in 1976 on Radio One, an Icelandic radio station, singing "I Love to Love (But My Baby Loves to Dance)".
Björn Kristian Ulvaeus (credited as Björn Ulvæus Swedish pronunciation: [bjœːɳ ɵlˈveːɵs]; born 25 April 1945) is a Swedish songwriter, producer, a member of the Swedish musical group ABBA, and co-composer of the musicals Chess, Kristina från Duvemåla, and Mamma Mia!.
Björn Bergmann Sigurðarson (born 26 February 1991) is an Icelandic international footballer who plays as a forward for FC Rostov.
Bjarke Bundgaard Ingels (Danish pronunciation: [ˈbjɑːgə ˈbɔngɒːˀ ˈeŋˀl̩s]; born 2 October 1974) is a Danish architect, founder and creative partner of Bjarke Ingels Group (BIG), widely known for buildings that defy convention while incorporating sustainable development principles and bold sociological concepts.
Bryan James Sledge, better known by his stage name BJ the Chicago Kid (or simply BJ), is an American singer and songwriter from Chicago, Illinois.
Bjørn Lomborg (Danish: [bjɶɐ̯n ˈlʌmbɒːˀw]; born 6 January 1965) is a Danish author and President of his think tank, Copenhagen Consensus Center.
Bjørnstjerne Martinius Bjørnson (Norwegian pronunciation: [²bjøːɳstjæːɳə ²bjøːɳsɔn]; 8 December 1832 – 26 April 1910) was a Norwegian writer who received the 1903 Nobel Prize in Literature "as a tribute to his noble, magnificent and versatile poetry, which has always been distinguished by both the freshness of its inspiration and the rare purity of its spirit", becoming the first Norwegian Nobel laureate.