Associazione Sportiva Dilettantistica Olbia 1905 (formerly Olbia Calcio) is an Italian association football club, based in Olbia, Sardinia, and currently playing in Serie D.
The white logo as Olbia Calcio
The club was founded in 1905 as Olbia Calcio. In 2001-02, they were the champions of Serie D and earned promotion to Serie C2.
After the 2009-10 Lega Pro Seconda Divisione the club was dissolved for financial problems.
In the Summer of 2010 the club was refounded with the current name, and restarted from the sixth-tier Eccellenza Sardinia. They won this league in 2012-13 and were promoted to Serie D.