Valentino Valle & daughter Agnese Valle by Giuseppe Tominz, ca. 1829
Valentino Valle (1774-1856), originallo from Friuli, was an important architect who worked in Trieste. He worked together with Giovanni Righetti. On this painting he is seen with his only daughter Agnese.
For a girl so young she has a very elaborate hairstyle and grand earrings:
source: Museo Revoltella, WikiCommons