Daphne Foskett has suggested that this may be a member of the Hapsburg family, about 1680. There is a certain resemblance. However, the date is likely to be closer to the mid-seventeenth century.
[2016; adapted from Reynolds and Baetjer 1996]
Mrs. Leopold (Millie Bruhl) Fredrick, New York (by 1960–d. 1962; inv., 1960, no. 122)
New York. The Metropolitan Museum of Art. "European Miniatures in The Metropolitan Museum of Art," November 5, 1996–January 5, 1997, no. 245.
Edward Grosvenor Paine. Inventory of the miniatures in the Fredrick collection. 1960, p. 16, no. 122, as by an unknown Dutch artist, about 1680.
Graham Reynolds with the assistance of Katharine Baetjer. European Miniatures in The Metropolitan Museum of Art. Exh. cat., The Metropolitan Museum of Art. New York, 1996, p. 184, no. 245, ill., note that Daphne Foskett suggests that the sitter may be a member of the Hapsburg family, about 1680; acknowledge a resemblance to the Hapsburgs, but date the work about 1650.