Sif norse mythology

Sif is a Goddess of fertility in Norse mythology

In Gods and Creatures by Skjalden

Sif has beautiful long golden hair, and she is a Goddess of grain and fertility. Sif is married to Thor. Sif has a son named Ullr, Thor’s stepson. The trickster Loki, once cut her golden hair off while she slept. Loki was then forced to replace it, with strands of gold crafted by the dwarves.