A ‘başıbozuk’ (irregular soldier of the Ottoman army). From the Balkans (Epirus or Albania). Late-ottoman, half of the century. This doesn't look a like a Bashi Bazouk but more like a normal Greek or Albanian male.
Laskarina Bouboulina May 1771 - 22 May was a Greek naval commander, heroine of the Greek War of Independence in and posthumously, an Admiral of the Imperial Russian Navy. From the island of Spetses Greece