The 25-year-old brunette beauty's father Anthony E Battle confirmed that his daughter had passed away, but remained tight-lipped on the cause of death, reported TMZ online.
"She will be greatly missed and loved. She was an exuberant person and a very loved person," he said.
News that Simone, who was a finalist on 'The X Factor' USA in 2011, had died began circulating after music producer Derek Butler took to Instagram to pay tribute to the brunette beauty.
He wrote alongside a picture of the star, "I'm still in shock and in disbelief to have confirmed the death of my childhood friend Simone Battle. Her heart was pure gold and her star power limitless. Rest in sweet peace Angel.