*Pybba (Webba) King of Mercia
born about 0570 Mercia, England
died about 0606

father:
*Creoda (Cerda) King of Mercia
died about 0593

mother:
unknown

siblings:
Ceorl King of Mercia

spouse:
unknown

children:
*wife of Cadwallon ap Cadfan born about 0594 Wales
*Coenwalh of Mercia
*Coppa of Mercia
*Penda King of Mercia born about 0626 died about 0655 Battle of the Winwaed, or "Gai's Field"
*Eowa of Mercia

biographical and/or anecdotal:

notes or source:
ancestry.com
In this case *Coppa of Mercia is given as the sibling of her father-in-law *Coenwalh of Mercia??