How do you use pronouns for Rochelle?

Rochelle is a noun, a proper noun. The pronoun for Rochelle would be she, her, hers, or you. Examples:

Rochelle is from Scotland, she is my friend.

Rochelle lost a math book, this one must belong to her.

Rochelle has red shoes, but hers have a black heel.

Rochelle, you have a phone call.

Rochelle, this book must belong to you.