The pair, who have two sons together, has been separated since 2009, reported People magazine.
Wonder, 65, and Morris will share custody of their children, but the Grammy-winning singer will also be expected to pay USD 25,000 a month in child support, reported People magazine.
The singer and the fashion designer wed in 2001. The blind star became a father for the ninth time last year when his girlfriend Tomeeka Robyn Bracy gave birth to daughter Nia.