Yo Soy (In English "I Am") is the debut album by Mexican singer-songwriter Mariana Ochoa, released by EMI Music in Mexico on September 3, 2004.

[1] It was produced by Jay Jay for Murlyn Music AB, Pepvert for The Pop Garage and Gustavo Menendez.

It sold more than 50,000 copies in Mexico.

[2] In 2004 and 2005, Ochoa was released a tour to support her first album, Yo Soy, it was released in many states of Mexico and to close her tour, she was a concert in the Teatro Metropolitan with 3,000 persons of audience.