Dictionary of Medieval Names
from European Sources

Volker m. Old English folc, Old High German folk 'people, nation, tribe, race' + Old English here, Old High German heri 'host, army'.

France
Latin
1273 Foucheri (gen) NDParisII 2-XLIII
The Netherlands
Latin
1277 volkerus (nom) GesOIJ-1 p. 296
Cite as: S.L. Uckelman. "Volker". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Volker.