Tharn (mirror)
Tharn was the leader of the Halkan Council on the Halkan homeworld in 2267. 

He informed the crew from the  that the Halkans would not allow the Terran Empire to mine dilithium on their planet. Standard  procedure would have been to subsequently devastate the Halkans with an orbital bombardment, though Captain James T. Kirk from another universe, posing as the  from this universe prevented this from happening. ()

External link 
 

de:Tharn (Spiegeluniversum)
fr:Tharn (miroir)
mu:Tharn
Mirror universe inhabitants
Halkans