This is the 343rd most frequent Swedish word.
jan
"Jan" is a Swedish male given name, equivalent to "John" in English.
'Jan' is a given name, used here as a proper noun to denote an individual.
Jan är min granne och väldigt trevlig.
Jan is my neighbor and very nice.
In this sentence, 'jan' is another example of a proper noun, used in a question to address or inquire about the individual named Jan.
Kan jan komma hit och hjälpa oss?
Can Jan come here and help us?
'Jan' remains a proper noun, pertaining to the name of the individual who practiced juggling extensively.