text: Eugene Stoner – designer of the AR-15 rifle, adopted by the US military as the M-16
  Frederick W. Sturckow – NASA astronaut and shuttle commander
  William Styron – Pulitzer Prize-winning author
  Arthur Ochs Sulzberger – publisher of The New York Times
  Bo Svenson – Saturn Award-winning actor best known for the Walking Tall film and television series
  Charles R. "Chuck" Swindoll – evangelical Christian pastor, radio preacher
  Anthony Swofford – author of the memoir Jarhead
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  Steven W. Taylor – Oklahoma Supreme Court justice
  Frank M. Tejeda – U.S. Congressman from Texas
  Jerald terHorst – press secretary (1974) for President Gerald Ford
  Craig Thomas – U.S. Senator from Wyoming (R)
  Jason Thomas – saved two police officers' lives on September 11 who were trapped in the rubble of the towers
  Bernard Trainor – author, journalist, NBC military analyst
  Lee Trevino – PGA Tour golfer and member of the World Golf Hall of Fame
  Bobby Troup – actor, singer, songwriter of (Get Your Kicks on) Route 66
  Daniel Truhitte – actor best known for playing Rolf Gruber, the young Austrian telegram delivery boy in The Sound of Music (1965)
  William M. Tuck – U.S. Congressman from Virginia, Governor of Virginia
  Gene Tunney – world boxing champion, Boxing Hall of Famer