Cyborg has three grandbabies. One is an infant, one is about five years old, and one is about two years old.
The infant is a boy, and the oldest is a boy. The toddler is a girl.
They can be seen in Salty Codgers running away with Cyborg's arm.
Shortly after he tells Denedriel to stop, obviously saying one of his Grandbaby's names is Denedriel