4. Regnier, I was born about 850; died after 25 Oct 915.
10.
Charles, II was born on 13 Jun 828 in Frankfurt am Main, Frankfurt am Main, Hesse, Germany (son of Louis I (The Pious) and Judith); died on 6 Oct 877 in Col du Mont Cenis, Savoie, Rhône-Alpes, France.