Red Skelton, Richard Bernard Skelton, Stage/Movie/Television comedian, (USA, 1913-1997).

The Great Luke Ski, Singer; Luke Collis Sienkowski (Wisconsin 14 January 1974).

B.F.Skinner, Psychologist; Burrhus Frederic Skinner (Susquehanna, Pennsylvania 1904 - 1990).

Alison Skipworth, Actor, Alison Groom, (England, 1863-1952).

Adriana Sklenaríková, Model; Adriana Karembeu - married name (Brezno, Slovakia 17 September 1971).

Azura Skye, Actor; Azura Dawn Storozynski (Northridge, California 8 November 1981).

Ione Skye, Actor, Ione Skye Leitch (England, 1970). Daughter of Donovan; married to Adam Horovitz, 1991-1999.

Slash, Musician/Actor, Saul Hudson, (USA, 1965).

Christian Slater, Christian Michael Leonard Hawkins, Actor (USA, 1969).

Helen Slater, Actor; Helen Rachel Schlacter (Massapequa, New York 15 December 1963).

Philip Slater, Writer; Philip Slater (USA).

Deke Slayton, Astronaut; Donald Kent Slayton (Sparta, Wisconsin 1 March 1924 - 13 June 1993).

Grace Slick, Singer Songwriter; Grace Barnett Slick Johnson, neé Grace Barnett Wing (Evanston, Chicago 30 October 1939).

Iceberg Slim, also known as Robert Beck, Pimp and writer; Robert Lee Maupin (Chicago, Illinois 4 August 1918 - 28 April 1992).

Lightnin' Slim, Blues guitarist; Otis Hicks (St. Louis, Missouri 13 March 1913 - 27 July 1974).

Memphis Slim, Blues singer; John Chatman (Memphis Tennessee 3 September 1915 - 24 February 1988). Debuted as Peter Chatman - his father's name.