Person refers to the form of a word as it relates to the subject. In English, the form of the word can change with the subject in the present verbs, the past of to be, and with personal pronouns. In English there are three persons.
1. First person refers to the speaker. The pronouns I, me, myself, my, mine, we, us, ourselves, our, and ours are first person.
2. Second person refers to the one being spoken to. The pronouns you, yourself, your, and yours are second person.
3. Third person refers to the one being spoken about. The pronouns he, she, it, him, her, himself, herself, himself, his, her, hers, its, they, them, themselves, their, and theirs are third person.
Example: The first person singular present of to be is I am.