1767 Teresa Poniatowska, nee von Weichnitz und Tettau by Per Kraft the Elder (Sukiennice Cloth Hall - Krakow Poland)
All I can find is she married Prince Andrzej Poniatowski.
From Wikimedia.
Princess Teresa wears a remarkably relaxed and loose-fitting dress, bows en échelle offering a luxurious note, in this 1767 Per Kraft portrait.
Keywords: 1767, Kraft the Elder, Teresa Poniatowska, Princess, Polish, long straight coiffure, jeweled feathered headdress, square neckline, ruff, collar, revers, ruching, stomacher, bows en échelle, full sleeves, bows, wrap

