Nuestra Belleza Guanajuato 2010, was held at the Auditorio Municipal Mariano Abasolo Dolores Hidalgo, Guanajuato, Mexico on July 23, 2010. At the conclusion of the final night of competition, Helena Baca of León was crowned the winner. Baca was crowned by outgoing Nuestra Belleza Guanajuato titleholder, Clementina Velázquez. Ten contestants competed for the state title.
"Helena Baca" triumph was discussed for several reasons, among them that she is not from León but from