In Norse mythology, the elf Byggvir was one of Freyr's servants and the husband of Beyla. Being an elf, he was a minor god, and the god of Barley.

Loki and Byggvir have a quarrel, and Loki abuses him for telling gossip to Freyr and makes fun of his weak build.

see also:

• Snorri Sturluson: Younger Edda, Lokasenna