A dog's name might be:
Gífr ('rapacious, savage'), Sámr ('swarthy, blackish'),
Strútr ('hood', a name used as the name of a dog with
a white head and neck) or Vígi ('fighter, killer')
Please, go to Viking Answer Lady and read
about 'Viking pets and domesticated animals'
Billingr's girl (whose name is not provided) watches on
while Odin encounters the bitch tied to her bedpost.
by Lorenz Frølich (1820–1908)