She was born in Lima, Peru in 1959. Ana María is married to another well established artist, José Cortez.

She studied painting at the ENBA of Lima, from where she graduated with the highest honors in 1989. Additionally, from 1993 to 1997, she studied etching, where she also graduated, also with honors.

She is considered to be one of the most talented impressionist artists of South America. Her skilled use of light color sets her apart from the other impressionist painters. Married to another well established artist, Jose Cortez, Ana Maria is secure in her professional standing. Deza has many honors and distinctions and studied etching in addition to her other distinguished achievements.

Her sophisticated use of light and color sets her apart from the other impressionist painters. She has been very active exhibiting her works, both at One Person Exhibitions and Group Exhibitions (more than 50) , as well as, participating in contests. In terms, of her most important awards should be mentioned: 1991 * Honorable Mention, contest “Máscaras con billetes en deshuso” organized By the Italian Art museum. 1992 * Honorable Mention, First Contest “Joven” – Centro Español del Peru * Honorable Mention, National Contest “Young Artist 92” – Southern Peru 1995 * Honorable Mention “II Bienal de Bellas Artes” * Honorable Mention IV Contest of Painting “Coca Cola Trujillo” * Honorable Mention VII Salon de Pintura ICPNA 95 1996 * Honorable Mention National Contest “Energia 96” 1997 * Honorable Mention “III Bienal de Bellas Artes” * Honorable Mention in the specialty of etching.