Bjørnson is a Norwegian surname with the literal meaning "Son of Bjørn". Bjornson, Bjørnson, Bjørnsen, Björnsson and variations can refer to the following people: Icelanders. Ármann Smári Björnsson (born 1981), Icelandic footballer. Björn Th. Björnsson (1922–2007), Icelandic writer. Georgia Björnsson (1884–1957), Danish-born wife of Sveinn. Hafþór Júlíus Björnsson (born 1988), Icelandic strongman and actor. Sveinn Björnsson (1881–1952), first president of Iceland. Sveinn Birkir Björnsson (born 1976), editor of The Reykjavík Grapevine. Norwegians.
https://en.wikipedia.org/wiki/Bjornson