She is married to Gerhard van Metz.
They got married
EVA (-19 Apr after 18 Jun 1040). "Comes Gerardus" donated property to the monastery of Fruttuaria, at the request of "conjuge Eva" for the soul of "filii sui Sigifredi defuncti", by charter dated 1020, witnessed by "Girardi, Giselberti, Folmarii comitum…"[82]. Her parentage is deduced from Thietmar naming her son Siegfried, son of Count Gerhard, "the empress's nephew"[83]. This is confirmed by "Henricus…rex" granting property "in villa Morlinga in pago Musiligeauue in comitatu Uirad" to "Abenze…ex parte sue sororis contectalis Heinrici imperatoris" by charter dated 18 Jun 1040[84]. m GERHARD Graf von Metz, son of [RICHARD Graf von Metz/GERHARD Graf von Metz] & his wife --- (-[28 Dec 1021/23]).
Bronnen:
[82] Hoffman, G. (ed.) (1731) Nova scriptorum ac monumentorum collectio, Tome I, Sam. Guichenoni Bibliothecam Sebusianam et Paridis de Crassis diarium cur. rom (Leipzig) ("Bibliotheca Sebusiana"), Centuria I, LXXV, p. 138.
[83] Thietmar 7.62, p. 352.
[84] D H III 55, p. 72.
https://fmg.ac/Projects/MedLands/LUXEMBOURG.htm#Sigefroidied998