K'hym J'onzz was the daughter of J'onn J'onzz and his wife, and the sister of T'ania.


K'hym was a Green Martian living with her father, mother and sister on Mars. However family was attacked by the White Martians a subterranean race who then wiped out dozens of their people in a Martian holocaust. K'hym was killed alongside her mother and sister leaving only J'onn alive.[1]



Season 1

Season 2

Behind the scenes

  • In the comics, K'hym J'onzz is the only daughter of J'onn J'onzz, who was killed along with her mother in the plague that destroyed most of the Martian population.