Phrynichus

Phrynichus (Greek: Φρύνιχος) may refer to:

People

 * Phrynichus (tragic poet) or Phrynichus Tragicus (6th-5th century BC), abbreviated in lexica as [Phryn.Trag.], pioneer of Greek tragedy, most famous for The Fall of Miletus
 * Phrynichus (comic poet) or Phrynichus Comicus (late 5th century BC), abbreviated in lexica as [Phryn.Com.], writer of old Attic comedy
 * Phrynichus (oligarch) (died 411 BC), Athenian general during the Peloponnesian War who took a leading part in establishing the oligarchy of the Four Hundred
 * Phrynichus Arabius or Phrynichus Atticista (2nd century AD), abbreviated in lexica as [Phryn.], grammarian and rhetorician

Animals

 * Phrynichus (arachnid), a genus in the order Amblypygi