Melissa d'Arabian was in town for the Atlantic City Food and Wine Festival on Saturday.
Police say the celebrity chef was in the Dennis Courtyard of Bally's Atlantic City when someone stole her wallet.
Police say the wallet held cash, credit cards, gift cards and d'Arabian's driver's license. The contents are valued at between $500 and $600.
No suspects have been arrested.
Information from: The Press of Atlantic City, http://www.pressofatlanticcity.com