Who was the court painter of the Queen that was also the Grand Duchess of Lithuania from 1575-1586?
Martin Kober Martin Kober (also "Chober, Cober, Coeber, Khober, Koeber, Koebner", Polish: "Marcin Kober" ) (ca. 1550 – before 1598) was a portrait painter and court painter to different Central European monarchs - King Stephen Báthory, Rudolf II, Holy Roman Emperor, Queen Anna Jagiellon and King Sigismund III Vasa, active mainly in the Polish–Lithuanian Commonwealth.
Zofia Ostrogska Princess Zofia Ostrogska (Lithuanian: "Zofija Ostrogiškaitė" ) (1595–1622) was a Polish–Lithuanian noble lady of Ruthenian origin.