This is the 7673rd most frequent Spanish word.
lauren
The word "Lauren" is not a native Spanish word; it is typically a proper name used in various languages, including English and Spanish.
The word "Lauren" is used here as a proper noun referring to the name of a person.
Lauren es mi amiga desde hace muchos años.
Lauren has been my friend for many years.
In this sentence, "Lauren" is again a proper noun indicating the specific person the speaker refers to.
Veré a Lauren en la fiesta esta noche.
I will see Lauren at the party tonight.
Again, the word "Lauren" acts as the name of someone being discussed, typical for a conversational context.