Fred Pye (American, born 1882) Margaret Ratliff (American) William Reiss Frank Riley Roberts Franz Rohrer Tom A. Ross Rudas A. Runstele Toland Peter Sand (American, born 1949) Paul Turner Sargent (American, 1880–1946) Elsa Saxod E. Schuccard Andrew Schwartz Andrew Thomas Schwartz (American, 1867–1942)
Reynolds Selfridge George Shawe (American, 1915–1995) Lois Silver (American, born 1950) John L. Skinner Frederick Somers Laurits Sörensen-Enslew (Danish, born 1867) Arthur Watson Sparks (American, 1871–1919) Francesco J. Spicuzza (American, 1883–1962) Ottavio Steffenini (Italian, 1889–1971) R. Steffensen Nathaniel Steinberg Herbert A. Steinke (American) Hans Stoltenberg C. Stupe Martins Sudars
