Margarita of Austria
This portrait of Queen Margarita is a good picture of a Habsburg, but I cannot find who painted it or when or where it is located.
Keywords: Queen Margarita, Queen, Spanish, Habsburg family, straight coiffure, high enclosing neckline, neck ruff, lace, jeweled and feathered hat, earrings, slashing, brooch, hanging sleeves, false sleeves, tabbed sleeves