Eustace IV
| Father | Stephen |
| Mother | Matilda |
| Birth* | Eustace IV was born circa 1130. |
| He was the son of Stephen and Matilda. | |
| Marriage* | Eustace IV married Constance, daughter of Louis VI, King of_France and Adelaide, in February 1140 at Paris, Paris, Ile de France, France. |
| Death* | Eustace IV died on 10 August 1153 at Bury St Edmunds, England. |
| Burial* | He was buried at Abbey, Faversham, England. |