Birna Ingibjörg Valgardsdóttir (born 19 January 1976) is an Icelandic former basketball player who won eight Icelandic championships, in a record twelve trips to the national finals, and five Icelandic Cups. She was named the Icelandic Female Basketball Player of the Year in 2002 and 2004. Birna was the second player to break the 5000 points barrier in Úrvalsdeild kvenna and is its all-time leading scorer. In December 2014, she broke the Úrvalsdeild kvenna all-time record for games played.