Biography
Agnes von Westerburg was born circa 1382 to Johann II. von Westerburg (c1358-1410) and Anastasie von Leiningen-Dagsburg-Hartenburg (c1363-1415) and died before 1415 of unspecified causes. She married Johann II. von Isenburg-Wied (c1382-1454) 1400 JL .
Children
| Name | Birth | Death | Joined with |
| Anastasia von Isenburg-Wied (c1403-1429) | 1403 | 27 March 1429 | Dietrich IV. von Runkel (c1378-aft1462) |