Variations with different spellings:
* Johnsen: This is a common alternative spelling, particularly in Scandinavian countries.
* Jonson: This spelling is more traditional and has been used in English literature.
* Johanson: This spelling is popular in some countries like Sweden and Denmark.
* Joensen: This spelling is common in the Faroe Islands.
* Jönsson: This spelling is traditional in Sweden.
Other less common spellings:
* Johnstone: This spelling indicates an origin from a place named Johnstone.
* Jonsen: This spelling is less common, but it has been used in some instances.
* Jonshon: This spelling is quite rare and not commonly seen.
It's important to note that the preferred spelling of the name may vary depending on family tradition, cultural background, and personal preference.