The English name of "Fan" is the same as that of Chinese Pinyin:
Fan, or Fan, (in English writing, when the surname is written before the first name, a comma will be used to distinguish it)
Generally speaking, when introducing themselves in English, most people say their first name "Chen Zi" before their surname "Fan":
Chen Zi's fans or Chen Zi's fans (the first name is written before the last name without commas)
In passport translation, at present, most people spell the name "Fan" together, so the common formal translation is:
model