[4] Fernández has been the cover girl for fashion magazines such as Elle, Marie Claire, Vogue, Cosmopolitan, Madame Figaro, Shape, Biba, Joyce and Harper's Bazaar among others.

She has been photographed by Michael Thompson, Ruben Afanador, Raphael Mazzucco, Walter Chin, David Bailey, Mark Baptist, Diego Uchitel, Norman Jean Roy for campaigns for Hermès, Givenchy, Cartier, Wolford, Revlon, Lacoste, Carolina Herrera, Lancel, Gianfranco Ferré, L'Oréal, Carrera y Carrera, Victoria's Secret, and Kookai.

She also adorned the Hello!/Carrera y Carrera photo session with matador Eugenio de Mora, based upon the novel Blood and Sand by Vicente Blasco Ibáñez.

[citation needed] Ever since Fernández arrived in New York, she has combined her work as a model with acting classes at the school The New Actors Workshop directed by George Morrison and the Academy Award winner Mike Nichols.

[citation needed] Fernández took acting classes at Cristina Rota's school of actors in Madrid which led her to star at Willie Nelson's "Maria" video clip aside Luke Wilson.