Big Boi’s wife of 11 years filed for divorce against the rapper in which she wants sole custody of their minor.

Sherlita Patton filed the divorce papers yesterday … stating her 11-year marriage to Antwan Patton is “irretrievably broken.”

The two were married in Feb. 2002 and have 2 kids together. The youngest is 12 years old, while the older kid is 18.

Big Boi’s wife is demanding sole custody of the minor, child support, spousal support, a split of the marital assets and attorney’s fees.