Dictionary of Medieval Names
from European Sources

Alanteus m. An elongation of Proto-Germanic *allaz 'all; every; whole' + Old High German deo 'servant'.

France
Latin
c823 Alanteus (nom) irminon-vol2 14, Gaugiacum
Cite as: S.L. Uckelman. "Alanteus". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Alanteus.