'Torguls Borgja nemnd i 1528. Det er mogleg, men usikkert, om han hadde ein son Steinar kring 1560, og at son hans var Torgrim Borgja, ca. 1590.'
translation: Torguls Borgja mentioned in 1528. It is possible, but not certain, that he had a son Steinar about 1560, and that his son was Torgrim Borgja, ca. 1590.
The years must refer to when they ran the farm, not when they were born.
↑ Birth year estimated based on estimated birth year of his possible son.