Here’s a useful review of Pseudo-Dionysius: The Complete Works (translated by Colm Luibhéid, Paulist Press, 1987), which is the standard English edition:
For centuries, these works were attributed to , the Athenian judge converted by St. Paul in the 1st century (Acts 17:34). However, modern scholarship has established that they were actually written in the late 5th or early 6th century , likely by a Syrian monk. pseudo-dionysius the complete works pdf