Tolpra
Tolpra was a 32nd century Barzan and one of Dr. Attis' two daughters, the other being Amma. They were named after  and , two moons in Barzan II's star system.

In 3189, the family served as caretakers for the Federation seed vault on the . In that year, the starship was struck by a coronal mass ejection and Amma, Tolpra, and their mother were killed by the radiation. Attis, believing they could still be saved, placed them in cryo-stasis chambers and searched desperately for a cure.

Six weeks later, the  found the Tikhov adrift in an ion storm. After towing the vessel free with a tractor beam, an away team boarded it and discovered what had happened, and Commander Michael Burnham was able to convince Attis that his family could not be saved. Commander Nhan volunteered to stay with Attis and complete the mission with him, then accompany him to Barzan II to oversee his family's burial. ()

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Barzans