This is the 9307th most frequent German word.
martina
"Martina" is a German female given name and does not have a standalone lexical meaning.
Proper noun - a name of a person, used here as the subject of the sentence.
Martina liebt es, im Park spazieren zu gehen.
Martina loves to walk in the park.
Proper noun - name of an author, used as the creator of the book.
Ich habe ein Buch von Martina gelesen.
I read a book by Martina.
Proper noun - name of an individual, used as the object of the action.