A porteña by birth, Mercedes Alfonsín received her degree in Combined Arts from the National University Of Buenos Aires and a Masters of Fine Arts for Film and Opera from New York University’s Tisch School of the Arts.

Since 1995, Alfonsín has worked in Argentina and internationally designing feature films, television series and commercials. She has collaborated with the Oscar winning directors Juan Jose Campanella and Luis Puenzo, as well as numerous well-known directors around the world as Rodrigo García, Pablo Trapero, Lucía Puenzo, Gerardo Olivares and Daniele Luchetti.

In 2021 she received the prestigious Platinum Award from the Konex Foundation for best Scenic Designer of the decade.

Alfonsín has received numerous awards for Production Design, including four Condor Awards and five nominations for Best Art Direction (2004,2005,2018), La Habana Film Festival Coral Award for Best Art Direction (2004, 2005). In 2010, she received two lifetime achievement awards, from the Festival De Cine Tandil and Cievyc. Additionally, she was honored to receive the Merit Award from the Konex Foundation for Outstanding Person of the Decade in the field of Visual Arts in 2011.

In 2016 she published her first book Punto Ciego (Blind Spot) on her work designing films over two decades as part of the Biblioteca Enerc/INCAA, Libraria Editions.

Alfonsín designed the sets for Michel Gondry exhibit L’Usine de Films Amateurs that took place in La Usina del Arte Buenos Aires November 2017. Her art work has been exhibited in Buenos Aires, as part of the collective art exhibition Gentleman, at the Klemm Foundation in 2010.

Her stage work includes Art Direction for Shrek the Musical at the Maipo Theater, which won the Hugo Award for Best Musical of the Year in 2015.

Alfonsín is a committed educator, and has taught Art Direction for Visual Arts at the National Film School (ENERC) at the Master Program at the Argentine Catholic University (MACA) as well as at the renowned Film School in San Antonio de los Baños, Cuba.