This is the 17846th most frequent Korean word.
손병준씨는
"Mr. Son Byung-jun" (a polite way to refer to a person named 손병준).
Used as the subject of the sentence, establishing the topic and indicating respect using '씨' (Mr.).
손병준씨는 한국에서 매우 유명한 작가입니다.
Mr. Byungjun Son is a very famous author in Korea.
Refers to a specific action or event related to the individual, using '는' as a topic marker.
손병준씨는 지난주에 새 책을 출판했습니다.
Mr. Byungjun Son published a new book last week.
Indicates the performer of an action directed towards the speaker, maintaining respect.