Sidonius names "reginæ Ragnahildæ" in a letter which also refers to her young son. 1
Marriage Information:
Ragnahild married Euric, Visigothic Chieftan, son of Theodoric I, Visigothic Chieftan, and Unnamed of the Visigoths, about 458. (Euric was born after 435 and died on 28 Dec 484 in Arles, Bouches-Du-Rhone, Provence-Alpes-Cote-d'Azur, France.)
Sources
1 Foundation for Medieval Genealogy, Medlands, Euric.