Duras
There have been two important Klingons named Duras:

 Duras, son of Toral, the 22nd century warrior
 Duras, son of Ja'rod, the 24th century politician
 Duras sisters' Bird-of-Prey
 Duras sisters' Bird-of-Prey personnel
 House of Duras, one of the Klingon Great Houses
 , the mirror universe version

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