Gwibernant Llewellyn
Descendance enregistrée dans le Wikipedi

|-> Wernffrwd Silk
|-> Wernffrwd Siarl
|-> Gamegoer Polecat
|->(...)
|-> Mallowdale Rackatear
|->(...)
|-> Wernffrwd Kathleen
|-> Maesydderwen Scimitar
|->(...)
|-> Maesydderwen Smarty
|->(...)
|-> Wernffrwd Dai Bach
|-> Sprucehill Diabhall
|->(...)
|-> Sandford Black Mamba
|->(...)
|-> Wernffrwd Maen Llwyd Magddu
|-> Norbeck Megan
|->(...)
|-> Kigaro Minnie
|-> Sandford Black Mamba
|-> Kirkstall Valeriana
|->(...)
|-> Kirkstall Basil