Torbjørn is a Norwegian masculine given name that is derived from the Old Norse name Þorbjörn, which is composed of the elements þór, meaning 'thunder' or 'Thor', and björn, meaning 'bear'. The name is thought to have originated as a patronymic name, meaning 'son of Thor' or 'descendant of Thor'. In Norse mythology, Thor was the god of thunder, and the name Torbjørn is likely associated with strength, courage, and protection.