Zihui
In English grammar, commas are used to distinguish surnames from first names.
Generally speaking, when I introduce myself, I say my first name, Zihui, and then my last name, Wang.
Wang (surname)
(When the first name is written before the last name, no comma is needed. )
If you want to choose another homophonic English name, consider: Jeffrey,
Zefri,
Jeffrey,
Jenny,
Jessie (nickname of Janet's Scottish name) (F.)