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Dictionary of Medieval Names
from European Sources

Wantelm m. Proto-Germanic *wandilaz, a Germanic tribe name, + Old High German, Old Saxon helm 'helmet'.

France
Latin
1044 Wantelmus (nom) StVdM-II 659
Cite as: S.L. Uckelman. "Wantelm". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Wantelm.