GD
Gundreda de Warenne
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Gundreda de Warenne was a daughter of the second Earl of Surrey and Isabel de Vermandois, and a sister of Ada, mother of Scottish kings; two sisters of one house feed this tree by separate roads.
Research notes
✓ GUNDREDA de WARENNE, dau. of William de Warenne 2nd Earl of Surrey and Isabel de Vermandois (F99838, both already in the tree); wife of Roger 2nd Earl of Warwick; mother of Waleran (our line). This rung LOOPS Warwick onto the existing Warenne-Vermandois family - sister of Ada de Warenne (I99821). Standard well-documented English comital genealogy (CP Warwick), web-confirmed 6 Aug 2026; contested rungs note-only, not hardened.