Ramos, Mel Rauschenberg, Robert Ray, Man Reinhardt, Ad Renoir, Pierre Auguste Resnick, Milton Richter, Hans Richenburg, Robert Rivers, Larry Rodin, Auguste Rondinone, Ugo Rosati, James Rosenquist, James Rothko, Mark Ruscha, Edward
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Sander, Ludwig Sanders, Joop Savelli, Angelo Schanker, Louis Schmidt, Julius Schnabel, Julian Shapiro, Miriam Seliger, Charles Slaughter, Tom Slivka, David Smith, David Spence, Andrew Spillenger, Ray Stamos, Theodoros Stankiewicz, Richard Stefanelli, Joe Stella, Frank Sterne, Hedda Steubing, Jean Still, Clyfford
