See also

Diederik DE LORRAINE's parents: Frederik I DE LORRAINE (912-978) and Beatrix CAPET (938-1003)
Diederik DE LORRAINE's siblings: Cunigunde DE LORRAINE (948-971) and Thibauld DE BOIS-FERRAND (954-aft1005)
Richildis DE METZ's other family: with Thibauld DE BOIS-FERRAND (954-aft1005)
Richildis DE METZ's parents: Folmar DE METZ (940-995) and Bertha DE METZ (940-996)
Richildis DE METZ's brother: Folmar II DE METZ (c. 960-c. 1029)

Family of Diederik I DE LORRAINE and Richildis DE METZ

Husband:
Diederik I DE LORRAINE (965-1027)
Wife:
Richildis DE METZ (965-995)
Children:
Adela NN ( - )
Adela DE LORRAINE ( - )
Marriage:

Husband: Diederik I DE LORRAINE

Diederik I DE LORRAINE

Name:
Diederik I DE LORRAINE
Sex:
Male
Father:
Frederik I DE LORRAINE (912-978)
Mother:
Beatrix CAPET (938-1003)
Birth:
0965
Lorraine, Alsace, Bas-Rhin, France¹
Occupation:
Comte de Bar, Duke Of Upper-Lorraine¹
Death:
11 Apr 1027 (age 61-62)

Wife: Richildis DE METZ

Name:
Richildis DE METZ
Sex:
Female
Father:
Folmar DE METZ (940-995)
Mother:
Bertha DE METZ (940-996)
Birth:
0965
Luneville, Lorraine, France
Occupation:
Dame de Lunéville
Death:
0995 (age 29-30)
Lotharingen

Child 1: Adela NN

Name:
Adela NN
Sex:
Female
Death:

Child 2: Adela DE LORRAINE

Name:
Adela DE LORRAINE
Sex:
Female
Spouse (2):
Koenraad D'ARLON (980-1032)
Death:

Sources

1.: Geni.com.