Alix Capet de Dreux was born 1156 to Robert I de Dreux (c1123-1188) and Agnès de Baudement (1130-1204) and died after 1217 of unspecified causes. She married Raoul I de Coucy (c1134-1191) 1174 JL .
Children
| Name | Birth | Death | Joined with |
| Enguerrand III de Coucy (c1182-1242) | 1182 Coucy-le-Château-Auffrique | 1242 | Beatrix de Vignory Richenza von Braunschweig (1171-1210) Marie de Montmirall |
| Thomas de Coucy (c1184-c1252) | 1184 | 1252 | Mathilde de Rethel (c1210-aft1255) |
| Robert de Coucy | |||
| Raoul de Coucy | |||
| Agnes de Coucy | |||
Footnotes (including sources)
| ‡ General |