Father: Count Wilhelm IV of Horn Born: 1244 Married: Unknown Died: 1289
Mother: Princess Agnes of Horn Born: 1245 Died: 1304
Children: 1. Count Wilhelm of Horn (b.1268) 2. Princess Odilia of Horn (b.1269) 3. Count Dietrich of Horn (b.1272) 4. Count Gerhard I of Horn (b.1274) 5. Count Engelbert of Horn (b.1280)