Family name Aguina (Aguina 
, Агина 
) , across the world, is a rare cognomen. The last name Aguina is characteristic of Panama, where it is quite a rare surname, Israel, where it is a rare surname, and Kyrgyzstan, where it is a very rare surname. In absolute terms, it is the most numerous in the United States, Brazil, and Panama. Also, Aguina is the forename as well as the last name.