Calcidius

found: Switalski, B. W. (Bronislaus Wladislaus). Des Chalcidius Kommentar zu Plato's Timaeus, 1902:title page (Chalcidius) pages 1-2 (Chalcidius, or Calcidius; translator of the first part of Plato's Timaeus; possibly a contemporary of Bishop Hosius of Córdoba, who was present at the Councils of Nicaea and Sardica)

found: English Wikipedia, viewed November 5, 2021(Calcidius (or Chalcidius); 4th-century philosopher (and possibly a Christian) who translated the first part of Plato's Timaeus from Greek into Latin around the year 321 and provided with it an extensive commentary. This was likely done for Bishop Hosius of Córdoba. Very little is otherwise known of him)