This is the 1188th most frequent Catalan word.
lópez
"López" is not a Catalan word; it is a common Spanish surname.
In this sentence, 'López' is used as a surname, referring to a specific person, Mr. López.
El senyor López ha arribat tard a la reunió.
Mr. López arrived late to the meeting.
Here, 'López' identifies an author, highlighting their role as a creator of the book.
Tinc un llibre escrit per l'autor López.
I have a book written by the author López.
In this instance, 'López' is utilized as a proper noun to denote the name of a location, specifically a square in the city.