Grimulfm.Old High German, Old Saxongrim 'grim, fierce, bold' or Old Norsegríma 'cowl, mask, hood' + Old High Germanwolf, Gothicwulf, Old Norseúlfr 'wolf'.
The name appears on runestone Ög 8, in Östergötland, Sweden.
Cite as: S.L. Uckelman. "Grimulf". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2021, no. 1. http://dmnes.org/2021/1/name/Grimulf.