Around the globe, Castanos (Castanos 
) is an extremely rare male first name. Much more frequently, Castanos is the last name as well as the forename.
Mr, Baby, Paul, Roel, Roao, Rene, Rick, Rita, Ruby, Ryan, Dane, Gina, Lady, Lina, Lisa, Liza, Lori, Lola, Luis, Jose, John, Juan, Cris, Carl, Axel, Abel, Ms, Mae, Sai, Ana, Cal, Kim, Pat, Pia, Luz, Joe, Jude, Joy, Edz, Vir, Ivy, Ike, Mary, Mark, Mike, Sara, Alma, Anna, Tom, and Jhey