This is the 9379th most frequent Japanese word.
磯田
"磯田" is a Japanese surname meaning "seashore field."
In this sentence, '磯田' is used as a Japanese surname.
磯田さんは日本の歴史学者です。
Mr. Isoda is a Japanese historian.
Here, '磯田' refers to the family bearing the surname Isoda.
磯田家の庭はすごく広いです。
The Isoda family's garden is very spacious.
In this context, '磯田' is used as the name of the street in the town.