Rockwell A. Schnabel (born December 30, 1936) is a Dutch-American businessman who served as the United States Ambassador to the European Union from 2001 to 2005. He previously served as the United States Ambassador to Finland from 1986 to 1989, the Under Secretary of Commerce for Travel and Tourism from 1989 to 1992 and as the United States Deputy Secretary of Commerce from 1991 to 1993.