Giulio Cromer
Giulio Cromer or Croma or Cremer (1572, Ferrara–1632) was a German-Italian painter of the Mannerist period, active for many years in Ferrara, Italy.
From an 1876 book:
Giulio Cromer, Carlo Bononi a pupil of Bastaruolo, and Alfonso Rivarola or Chenda, were the last artists of any eminence in Ferrara.