Joannes
2. Was at the head of the first commission of ten appointed by Justinian in A. D. 528 to compile the Constitutionum Codex. In Const. Haec quae necessario, § 4, and Const. Summa Reipublicae, § 2, he is designated by the title "Vir excellentissimus ex-quaestore sacri palatii, consularis atque patricius." In the subsequent revision of the code he had no part, though a person of the same name was one of the second commission of five.
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.