text: Madelyn Renee – soprano
  Gerardo Ribeiro – violinist
  Fernando Rivas – composer
  Graciela Rivera – soprano
  Jennifer Rivera – mezzo-soprano
  Marco Rizo – composer, pianist
  Julius Rodriguez – pianist, drummer
  Neil Rosenshein – tenor
  Mary Rowell – composer, violinist, co-founder of Ethel (string quartet)
  Alan Rubin – trumpeter
  John Rubinstein – composer, actor
  Jordan Rudess – pianist, Dream Theater
  Joel Ryce-Menuhin – pianist, psychologist
  Rohan Joseph de Saram – conductor
  Ezra Schabas – clarinet, saxophone, educator
  Staffan Scheja – pianist
  Peter Schickele – composer, satirist
  William Schimmel – composer, accordionist
  Charles Schlueter – trumpeter
  Stephen Schwartz (Pre-College 1964, piano)
  Gerard Schwarz – conductor
  Hazel Scott – pianist, singer
  Judson Scott – actor, pianist
  Raymond Scott – composer, bandleader, inventor
  Tony Scott – Bebop clarinetist, arranger, New World music innovator
  Alex Seaver – singer-songwriter and DJ known as Mako
  Kathryn Selby – pianist
  Gil Shaham – violinist
  Theodore Shapiro (MFA 1995, music composition)
  Natalie Ni Shi - operatic soprano
  Alan Shulman – composer, cellist
  Tracy Silverman – violinist, composer
  Jacques Singer – conductor
  Lori Singer – cellist, actress
  Nina Simone – musician, civil rights activist
  Leonard Slatkin – conductor
  Brian Slawson – composer
  Vilem Sokol – violinist
  Lew Soloff – composer, trumpeter
  Wim Statius Muller – composer, pianist
  Mark Steinberg – violinist