名 name, famous

You MAY know my name because I am so famous.

In the evening at the show, the rapper's mouth made him famous

famous ★★★★★
有 (exist) + 名 (name, famous) = 有名 (famous)

name ★★★★★ KUNKUN
名 (name, famous) + 前 (before) = 名前 (name)

an expert ★★★☆☆
名 (name, famous) + 人 (person) = 名人 (an expert)

business card ★★★☆☆
名 (name, famous) + 刺 (stab / business card) = 名刺 (business card)

business card　－ AKA "name card" (ネームカード） in Japanese-English.

family name ★☆☆☆☆ FP
名 (name, famous) + 字 (letter) = 名字 (family name)

one's last name - like 姓, but 名字 is a spoken word, as well as written.