Jenni Rivera was a cancer research philanthropist.
Jenni is the tenth studio album from Mexican-American singer , Jenni Rivera The album was released in the United States , Mexico and Canada on September 9 , 2008 . Dolores Janney Rivera Saavedra ( July 2 , 1969 -- December 9 , 2012 ) , better known as Jenni Rivera , was an American singer , songwriter , actress , television producer , spokesperson , philanthropist and entrepreneur known for her work within the Banda and ranchera music genres . In life and death , several media outlets including CNN , Billboard , Fox News , and The New York Times have labeled her as the most important female figure and top selling female artist in the Mexican music genre . Billboard magazine named her the `` top Latin artist of 2013 '' , the `` best selling Latin artist of 2013 '' . Rivera began recording music in 1992 .