Mord Sighvatsson better known as Mord "Fiddle" (Old Norse

Old Norse

Old Norse is a North Germanic language that was spoken by inhabitants of Scandinavia and inhabitants of their overseas settlements during the Viking Age, until about 1300....

: Morðr Gigja) was a wealthy Iceland

Iceland

Iceland , described as the Republic of Iceland, is a Nordic and European island country in the North Atlantic Ocean, on the Mid-Atlantic Ridge. Iceland also refers to the main island of the country, which contains almost all the population and almost all the land area. The country has a population...

ic farmer and expert on Icelandic law who lived during the late Settlement Period

Settlement of Iceland

The settlement of Iceland is generally believed to have begun in the second half of the 9th century, when Norse settlers migrated across the North Atlantic. The reasons for the migration may be traced to a shortage of arable land in Scandinavia, and civil strife brought about by the ambitions of...

 and early Commonwealth Period

Icelandic Commonwealth

The Icelandic Commonwealth, Icelandic Free State, or Republic of Iceland was the state existing in Iceland between the establishment of the Althing in 930 and the pledge of fealty to the Norwegian king in 1262...

. According to Njal's Saga

Njál's saga

Njáls saga is one of the sagas of Icelanders. The most prominent characters are the friends Njáll Þorgeirsson, a lawyer and a sage, and Gunnarr Hámundarson, a formidable warrior...

, he was the son of Sighvat the Red, but Landnamabok

Landnámabók

Landnámabók , often shortened to Landnáma, is a medieval Icelandic written work describing in considerable detail the settlement of Iceland by the Norse in the 9th and 10th centuries AD.-Landnáma:...

asserts that Mord was Sighvat's grandson. Mord was the father of Unn Mordardottir, who for a time was married to Hrut Herjolfsson.

Gunnhild, Mother of Kings, the mother of Harald II of Norway

Harald II of Norway

Harald II Greycloak was a king of Norway.Harald Greycloak was the son of Eirik Bloodaxe and a grandson of Harald Fairhair...

 and his brothers and Queen Mother

Queen mother

Queen Mother is a title or position reserved for a widowed queen consort whose son or daughter from that marriage is the reigning monarch. The term has been used in English since at least 1577...

 of Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

, had been Hrut's patron and lover while he sojourned in that land. When Hrut returned home, Gunnhild gave him many presents, but she cursed Hrut with priapism

Priapism

Priapism is a potentially harmful and painful medical condition in which the erect penis or clitoris does not return to its flaccid state, despite the absence of both physical and psychological stimulation, within four hours. There are two types of priapism: low-flow and high-flow. Low-flow...

to ruin his marriage to Unn. It was Mord who masterminded Unn's divorce from Hrut by advising her on procedures she could use to name witnesses and announce the divorce while Hrut was away.