In 2011, Maria got married to love of her life Fred St-Gelais. Fred St-Gelais is also a music talent; he is a songwriter, music composer and record producer. Though she was happy to have him as her loving spouse, this married life came to an end as they got divorced in early 2016. She also had romantic love affairs with him for several years and dated him as her boyfriend.
Mia's music talent was transferred from her father as he is also a musician. From a young age, she began taking piano classes and she also began appearing in the musical theatre. Her grandmother also helped her allot to increase her talent in singing. In 2001, she competed in the Passion intense show. She also took part in Star Académie and was the 2003 edition finalist. After that she began recording her debut album and her debut album Inoxydable was released on 28th of September 2004. Till now she has released five albums. The actual figure about her annual salary is unknown; however, her net worth is said to be around $4 Million.