Associated with the fields, abundance and fertility.
Name(s): The word sifjar is Old Norse/Old Icelandic for “related by marriage.”
Parents: Unknown.
Spouses: Thor.
Children: With Thor, Sif has a daughter, Þrúðr, and a son, Lóriði.
According to Gylfaginning Ullr is the son of Sif and stepson of Thor; his father is unnamed.
Affiliations: Sif is counted among the Asynjur, and thus among the Aesir.
Tales: In the Lokasenna Sif is among the many gods insulted by Loki; Loki’s claim is that she slept with him.
In Skaldskaparmal Loki cuts off Sif’s hair as a joke, and is made to pay reparations by commissioning the dwarves to make her a set of false hair made from gold as a replacement.
Other details: Sif is well known for her long, golden hair, possibly a symbol of abundance, both agricultural riches (fields of wheat) and those of gold itself.
In the prologue of the Prose Edda Snorri states that Sif has powers of seership.