Madame Beverly D'Oinkeau, also known as Madame D'Oinkeau or just Ms. D'Oinkeau, is a character who appears in the first issue of The Adventures of Sly Cooper and the book Sly Cooper: To Catch a Thief.

She is a pig that was, at one point, the fiancée of Dimitri Lousteau. She lives in a mansion in Monaco. Little is known about her, though she owned the Venus de Whalo, a valuable statue that she offered to Dimitri as an engagement gift. The statue was stolen by the Cooper Gang at the engagement party. Dimitri was only engaged to Beverly in an attempt to steal her wealth.

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