* Christine: This is the most common spelling.
* Kristine: This spelling is common in Scandinavian countries.
* Kristen: This spelling is common in the United States.
* Cristin: This spelling is less common but still a valid variant.
* Christin: This spelling is also less common but still a valid variant.
It's important to note that the spelling of a name is often a matter of personal preference and cultural context. There is no one "right" way to spell any name.