Ruder

• David Sturtevant Ruder, the William W. Gurley Memorial Professor of Law Emeritus at Northwestern University School of Law
• Emil Ruder, Swiss typographer, graphic designer, co-founder of the Basel School of Design
• Gardy Ruder, German author and teacher who is now based in Baden-Württemberg
• William Ruder, American public relations executive and co-founder of Ruder Finn with David Finn