The Sanjak of Salonica or Selanik (Ottoman Turkish: Sancak-i/Liva-i Selanik; Greek: λιβάς/σαντζάκι Θεσσαλονίκης) was a second-level Ottoman province (sanjak or liva) encompassing the environs of the city of Thessalonica (Salonica, Turkish Selanik) and the Chalcidice peninsula.