Snorri was the nephew of Gísli Súrsson, the hero of "Gísla saga", while his son Halldórr was the subject of two tales detailing Halldórr's service in the retinue of the Norwegian king Haraldr Sigurðarson.
Snorri was the nephew of Gísli Súrsson, the hero of "Gísla saga", and son of Þorgrímr Þorsteinsson whom Gísli killed in revenge to fullfill a blood-oath. Snorri's son Halldórr was the subject of two tales detailing Halldórr's service in the retinue of the Norwegian king Haraldr Sigurðarson.