Brestir Sigmundsson

Brestir Sigmundsson (10th century, Skúvoy, Faroes - 970 Dímun, Faroes) was together with his brother Beinir Sigmundsson ruler over half of the Faroe Islands.

Beinir was the son of Sigmund the Elder. Together with Cecilia he had the child Sigmundur. Brestir and his brother were eventually murdered in 970 on Stora Dímun and Svínoy-Bjarne by a viking chieftain, Havgrímur (who also died).

...
Wikipedia