Welf II of Altdorf
Count of Altdorf and Count of Bavarian and Swabia
Born (c775) – Died (Sept, 819)

Father – Welf I of Altdorf
Mother – Ermentrude of Vinzgau

Welf was married (c795) to Heilwig of Engern
Children :

• Eticho I of Altdorf
• Conrad I of Argengau
• Ruarcher I of Argengau
• Judith of Altdorf
• Ruadbert I of Argengau
• Rudolf I of Bavaria
• Emma of Altdorf