This is the 1217th most frequent Spanish word.
andrés
"Andrés" is a masculine given name in Spanish, equivalent to "Andrew" in English.
Here, 'Andrés' is used as a proper noun representing a given name.
Andrés es un nombre muy común en América Latina.
Andrés is a very common name in Latin America.
In this sentence, 'Andrés' is again a proper noun, this time used in a possessive structure to indicate his friend.
Hablé con el amigo de Andrés ayer.
I spoke with Andrés's friend yesterday.
Here, 'Andrés' identifies the subject of the action, highlighting its use as a proper noun.