It seeks to get the division back on track after a year of underperformance.
M&S said Sharry Cramond would join on January 29 in the new role of marketing director, food and hospitality. She comes from U.S. firm Southeastern Grocers and has also worked for Tesco and Coles Australia.
The group reset its strategy in November, two months after retail veteran Archie Norman joined as chairman.
Do you know more about this story? Contact us anonymously through this link.