Kunigunde von Altdorf (Welf)

✓ Kunigunde ('Cuniza') von Altdorf, sister of Welf III, Duke of Carinthia; 1st wife of Alberto Azzo II and mother of Welf IV, through whom the Welf inheritance passed to the Este line. TOP - nothing further wired. Source: Medieval Lands (fmg.ac, Cawley), read 2 Nov 2026: 'Bavaria, Dukes' (Welf). [DIRECT ANCESTOR OF THE COMPILER: flag added 2 Nov 2026 by walking the tree from Aynsley, so that this marker is reliable and can be searched.]