This is the 9100th most frequent Japanese word.
澤田
"Sawada" (澤田) is a Japanese surname meaning "marsh" (澤) and "rice field" (田).
Here, 澤田 (Sawada) is used as a surname referring to a specific individual.
澤田さんは親切な人です。
Mr./Ms. Sawada is a kind person.
The word 澤田 (Sawada) is used as a proper noun referring to the name itself in general terms.
澤田という名前は日本で一般的です。
The name Sawada is common in Japan.
In this context, 澤田 could refer to a place or family establishment named Sawada.