- Baga = Short occasional verse; simpleton.
- Baldintáta = Naughty girl.
- Baldursbrá = Daisy.
- Bára = Wave.
- Barđa = Axe.
- Bera = She-bear. Although it is stated in ŢjsJÁ that Berufjörđur is named after a woman who lived there with the same name, the idea is groundless. In Norway, Bera is a common name for a river and the fjord would derive its name from the river which is now called Berjufjarđrá. The same goes for other Berufjords in Iceland.
- Bessa = She-bear.
- Beta = Short form of the name Elizabeth. Second letter in the Greek Alphabet.
- Beyla = Freyja's maidservant ( in the poem Lokasenna).
- Biđ = Delay, stay.
- Bikkja = Jade, hack. Also means bitch; considered shameful to be called a "son-of-a-bitch".
- Bil = Sól and Bil are considered as goddesses. (SnE).
- Bimbólína = ???
- Birna = She-bear.
- Birta = Brightness. Name for a pale grey isabella mare.
- Bitra = Bitterness, pungency, piercing cold. Name of a district.
- Bjalla = Little bell; greater black-backed gull.
- Bjóla = Cone-shaped mountain.
- Björg = Help, wn.
- Björk = Birch tree, wn.
- Björt = Bright, pale in colour.
- Blá = Marshland.
- Blađka = Leaf of a plant.
- Blágrána = Grey with a bluish hue.
- Bláhvít = White with a bluish hue.
- Blaka = Pennant, leaf.
- Blákápa = Name used for witch-like women and troll-women.
- Bláma = Blue, with a bluish tinge.
- Blanda = Whey. Name of a river which refers to a blend of glacial water and mountain water.
- Blástjarna = "Blue-star", princess from a fairytale.
- Blávör = Name of a witch.
- Bleik = Name for a yellow dun mare.
- Bleikála = Name for a yellow dun mare with dark mane, tail and dorsal stripe. Also used as a second name for Kengála in Grettis saga.
- Bleikblesa = Name for a white-blazed yellow dun mare.
- Bleikfaxa = Name for a yellow dun mare with eye catching mane.
- Bleikja = Pale red-dun in colour; type of trout, Arctic char. Name for a yellow dun mare.
- Bleikka = Name for a yellow dun mare.
- Bleikkolla = Name for a mare with a bush yellow dun top.
- Bleikkúfa = Name for a yellow dun mare with a white head.
- Bleiknös = Name for a white-starred yellow dun mare.
- Bleikrauđka = Name for a reddish yellow dun mare, or a pale chestnut.
- Bleiksa = Name for a yellow dun mare.
- Bleikskjóna = Name for a yellow dune skewbald mare.
- Bleiksokka = Name for a white-socked yellow dun mare.
- Bleikstjarna = Name for a white-starred yellow dun mare.
- Blesa = Name for a white-blazed mare.
- Bletta = Name for a skewbald mare.
- Blíđa = Love, warmth, tenderness.
- Blíđka = She who soothes and softens.
- Blika = Bank of clouds.
- Blikfaxa = Mare with a shimmering mane.
- Blina = Bubble, pimple.
- Blćfaxa = Mare whose mane has a beautiful hue.
- Blćja = Thin covering, cloth.
- Blökk = Name for a dark-coloured or black mare.
- Bogga = Short form of various girls' names.
- Bóla = Pimple. One of Grýla's daughters.
- Bolla = Bread roll.
- Borga = Short form of "Vilborg", "Borghildur" and other similar Wn. names.
- Bót = Improvement.
- Bóthildur = Mare's name, Wn.
- Bótrún = Woman's name in a fairytale.
- Brá = Eyelash, countenance.
- Bráhvít = Of light complexion.
- Brák = Small wave which breaks over rocks. Implement used to work leather. Egill Skalla-Grímsson's foster mother was called Ţorgerđur brá k. "She was large, strong as a man and skilled in magic." (Egils saga).
- Brana = Hoyden, brave woman. Also the name of the foster mother in Há lfdanar saga.
- Branda = Small trout.
- Brella = Ruse, trick.
- Brenna = Fire.
- Bretta = Grimace, steep incline.
- Breyskja = Hot dry weather.
- Breyting = Change, alteration.
- Brík = Board, ledge.
- Brimkló = Name of an Icelandic pop group.
- Bringa = Chest. May also indicate another colour on the mare's fore-quaters.
- Brók = Trousers. May also be a name for a mare with either her fore or hind legs of a different colour from the rest of her body.
- Bróka = Wn. used in poetry. Said to be from the Norwegian word "bróke", "brindled animal".
- Brosma = forkbeard (type of fish).
- Brúđa = Doll.
- Brúđur = bride or newly-wed wife.
- Brún = Name for a black mare.
- Brúnblesa = Name for a white-blazed black mare.
- Brúngrána = Name for a grey mare with black tinges.
- Brúnhvít = Grey eyebrows and eyelashes.
- Brúnka = Name for a black mare.
- Brúnkolla = Name for a mare with a bushy black top.
- Brúnlitfara = Name for a black roan mare.
- Brúnnasa = Name for a white-snipped black mare.
- Brúnnös = Name for a white-snipped black mare.
- Brúnskjóna = Name for a piebald mare.
- Brúnskotta = Name for a black mare with a dark tail.
- Brúnsokka = Name for a white-socked black mare.
- Brúnstjarna = Name for a white-starred black mare.
- Brúntoppa = Name for a black mare with a forelock of an eye-catching colour.
- Brussa = Big, stout woman.
- Bryđja = Clumsy and sluttish woman.
- Brýja = Name of a troll-woman.
- Brynja = Coat of armour.
- Brött = Name for a perky, strutting mare.
- Búbót = Increase of household stores. Name for a cow.
- Budda = Small, chubby animal.
- Bulla = Piston in a butter-churn; large foot.
- Bumba = Drum, belly, paunch.
- Buna = Stream; unshapely leg.
- Brusta = From the word "brust" "bristles" on an animal's back.
- Búseyra = Troll-woman.
- Buska = Promiscuous tramp woman.
- Busla = trollop. Name of a witch in Bósa saga.
- Bússa = buxom, stout woman.
- Buxa = Trouser leg. Name for a mare with her fore or hind legs of a different colour.
- Bylgja = Wave.
- Byssa = Thought to be derived from the Norwegian word "byse",
buxom, capable and attractive woman. (ÁBM).