266

Year 266 (CCLXVI) was a common year starting on Monday of the Julian calendar.

 Events 
 By place 
 Roman Empire 
 King Odaenathus of Palmyra invades Persia.  He takes the capital Ctesiphon. He gives himself with the title "king of kings".

 Ireland 
 The rule of High King Cormac mac Airt ends (approximate date).

 Births 
 Wang Dun, general of the Jin Dynasty (d. 324)

 Deaths 

Category:260s