Meaning of “I” - Learner’s Dictionary

I

pronoun us uk //
I don't feel well.I live in Paris.John and I went to Japan last year.I saw him last week.Guess who I met today?

A1 used when the person speaking or writing is the subject of the verb:

I had lunch with Glen yesterday.
Chris and I have been married for twelve years.

(Definition of “I” from the Cambridge Learner’s Dictionary © Cambridge University Press)