Dictionary of Medieval Names
from European Sources

Gerbrand m. Old High German, Old Saxon gēr 'spear' + Old High German, Old Icelandic brant 'fire, brand'.

France
Latin
1378 Gherbrandi (gen) hanquetvol1 597, Gherbrando (dat) ibid. 618
Cite as: S.L. Uckelman. "Gerbrand". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Gerbrand.