This is the 14823rd most frequent Korean word.
박규민
"박규민" is a Korean name and does not have a specific definition in English.
Here, 박규민 is used as a subject proper noun indicating a person's name.
박규민은 학교에서 공부해요.
Park Kyu-min studies at school.
In this sentence, 박규민 functions as an object proper noun referring to a person's name.
나는 박규민을 축구장에서 만났어요.
I met Park Kyu-min at the soccer field.
Here, 박규민 is the subject proper noun describing the name of the referenced kind person.