Her net worth is $20 million. Mary J Blige is an American singer-songwriter and producer. On the “100 Greatest Women in Music” list put together by VH1 in 2012, she came in at number nine, making her one of the world’s most revered artists. Mary J. Blige Net Worth: $20 Million Date of Birth: Jan … Continue reading Mary J Blige’s Net Worth, Early Life, Music Career & More Details!