The company did not say how many jobs will be impacted by the closings, or give a timetable.
"All the stores affected by yesterday's announcement will be closed on or before April 30th", spokesman Joe Caldwell said.
One of the nation's largest grocers, Southeastern Grocers has stores in Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina and SC.
In Florida, Winn-Dixie has long played second fiddle to Publix, and with new blood like Sprouts Farmers Market and Aldi moving in, it's becoming increasingly irrelevant.
The company is shuttering 45 Winn-Dixie stores, 26 Harveys locations, 22 Bi-LO stores and 1 Fresco location.
Southeastern, which is based in Jacksonville, said it has reached a restructuring agreement with a group of creditors holding 80 percent of its debt, which comes due in September.
The Tamarac supermarket was one of three full-service kosher stores in South Florida. "Taking this step was critical to our future and the long-term health of our business", the company said.
The closures will leave Southeatern Grocers with 582 stores in seven states: Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina and SC. "We will continue every day to provide our associates with a great place to work and our customers with a store experience they can count on".
Southeastern Grocers has entered into a restructuring support agreement and will voluntarily file prepackaged Chapter 11 cases to efficiently execute its restructuring.
The closure of the Mandeville Winn-Dixie marks the second major retailer in the city to announce its closing within the past few months.
The company said it hopes to complete entire bankruptcy and closure process within 90 days.
Southeastern aims to reduce its debt by $500 million, allowing it to increase its capital expenditures budget for new stores and store remodels.