Adalbert I. de VermandoisAge: 72 years915–987
- Name
- Adalbert I. de Vermandois
| Birth | 915 35 30 |
| Birth of a brother | Herbert III. le Vieux d'Omois between 910 and 928 |
| Death of a maternal grandfather | Robert de Bourgogne 923 (Age 8 years) |
| Birth of a sister | Liutgarde de Vermandois about 925 (Age 10 years) |
| Death of a maternal grandmother | Beatrix de Vermandois 931 (Age 16 years) |
| Death of a father | Herbert II. de Vermandois February 23, 943 (Age 28 years) |
| Birth of a son #1 | Heribert III. de Vermandois 954 (Age 39 years) |
| Death of a sister | Adèle de Vermandois 960 (Age 45 years) |
| Death of a brother | Herbert III. le Vieux d'Omois between 980 and 985 (Age 65 years) |
| Death | September 8, 987 (Age 72 years) |
| Family with parents |
| father |
Herbert II. de Vermandois Birth: about 880 30 30 Death: February 23, 943 |
| mother |
Adèle de France Birth: estimated a gap of 25 years — about 885 19 5 |
|
Marriage: before 907 — |
|
|
22 years brother |
Herbert III. le Vieux d'Omois Birth: between 910 and 928 30 25 Death: between 980 and 985 |
|
16 years younger sister |
Liutgarde de Vermandois Birth: estimated a gap of 25 years — about 925 45 40 |
|
-14 years elder sister |
Adèle de Vermandois Birth: estimated a gap of 25 years — about 910 30 25 Death: 960 |
|
6 years himself |
Adalbert I. de Vermandois Birth: 915 35 30 Death: September 8, 987 |
| Family with Geberga de Lorraine |
| himself |
Adalbert I. de Vermandois Birth: 915 35 30 Death: September 8, 987 |
| wife |
Geberga de Lorraine Birth: estimated as close to sibling(s) — about 932 47 19 |
| son |
Heribert III. de Vermandois Birth: 954 39 22 Death: between August 29, 1000 and 1002 |