| Bjornson | |
| Location: | Borealis quadrangle, Mercury |
| Type: | Impact crater |
| Coordinates: | 73.1°N -109.2°W |
| Eponym: | Bjørnstjerne Bjørnson |
Bjornson is a crater on Mercury.[1] Its name was adopted by the International Astronomical Union (IAU) in 1985. Bjornson is named for the Norwegian playwright and poet Bjørnstjerne Bjørnson, who lived from 1832 to 1910.[2]