- Source: Michael Choumnos
Michael Choumnos or Chumnus (Greek: Μιχαήλ Χοῦμνος) was a Byzantine jurist and canonist, who was nomophylax, and afterwards Metropolitan of Thessalonica. He lived in the 12th century, and is said to have been the author of various works.
References
William Smith, Ed. "A dictionary of Greek and Roman biography and mythology". Perseus project.