- Idwal "Iwrch" Ap Cadwaladr
Birth - about 664 - Of, , , Wales - Hrimnir "The Giant"
Birth - about 664 - Of, , , Norway - Gauthild Algautsdotter
Birth - about 664 - , , , Sweden - Mrs-Halfdan Solfasson
Birth - about 664 - , , , Sweden - Cadwaladr "Fendigaid" Ap Cadwallon
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