*wife of Cadwallon Ap Cadfan
born about 0594 Wales

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

mother:
unknown

siblings:
*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

spouse:
*Cadwallon Ap Cadfan
born about 0591 Wales

children:
*Cadwaladr "Fendigaid" Ap Cadwallon
born about 0615 Wales
died 0664

biographical and/or anecdotal:

notes or source:
LDS & ancestry.com
some sources list Pybba as the mother.
In this case *Coppa of Mercia is given as the sibling of her father-in-law *Coenwalh of Mercia??