Rathbone Emile DeBuys (December 1, 1874 − June 27, 1960) was an American architect and sailing enthusiast based in New Orleans, Louisiana.
He is credited with designing numerous historically significant buildings in Louisiana and Mississippi, including the Lauren Rogers Museum of Art and the Southern Yacht Club, where he was also a member.
[2] He also designed the Hattiesburg Postoffice, Pine Hills Hotel at Pass Christian, Gulf Park College at Gulfport, Brookhaven Bank and Trust Company, and Y. M. C. A.
He also designed the City Bank & Trust building, New Orleans Country club, Tulane gymnasium, Richardson Memorial dormitory, Henderson Sugar Refinery, and the residences of Nelson Whitney and Mrs. John A.
DeBuys's maternal second great-grandmother was Delphine LaLaurie, the infamous New Orleans socialite and serial killer.