| Manasses IV, Count of Rethel | |
| Father: | Ithier I, Count of Rethel |
| Mother: | Beatrice of Namur |
| Spouse: | Matilda of Upper Lorraine |
| Issue: | Hugh II |
| Death Date: | 1199 |
Manasses IV, Count of Rethel (died 1199) was a son of Guitier of Rethel and Beatrice of Namur. He succeeded his father as Count of Rethel in 1171.[1] He is probably the Count of Rethel who was responsible for despoiling churches in the early reign of Philip II of France.[2]
Manasses IV was married to Matilda of Upper Lorraine and was the father of Hugh II.