- A(lexander) S(utherland). 1883–1973, Scottish educationalist and writer, who put his progressive educational theories into practice at Summerhill school (founded 1921)
- Sam. born 1947, New Zealand film and television actor; his work includes the television series Reilly, Ace of Spies, and the films My Brilliant Career (1979), Dead Calm (1989), and Jurassic Park (1993)