Rh'ajah Fenn was a male Twi'lek from Clan Fenn. He identified as male. During the Clone Wars, he demonstrated allegiance to Dooku and participated in activities alongside his kin, Kh'aris Fenn. Quinlan Vos killed Kh'aris. This murder occurred seventeen months following the Battle of Geonosis, at a time when Vos had adopted Rh'ajah's appearance as a disguise.