know them or know who they are?

Happy I personaly know most of her family:
brothers: Surge and Ride
sisters:Skye(know but never met), Sweep, Punch,and Strega.
half sister: Fly
mom: Dyna
dad: Cajun
uncle:Toby(know but never met)

Blair I know his full siblings Harley, Cruz, Jib, and Cabri, and his half siblings Gizmo and Aimee.

Electra I know OF her siblings and I know where they are, but I have never met them.