I   Ja   James   Je   Jo   Jones   Jong

Beau Jack, Boxer; Sidney Walker (1 April 1921 - 9 February 2000).

Cactus Jack,WWF Wrestler; Michael Foley (USA).

Calico Jack; Pirate; John Rackham (died 17 November 1720).

Wolfman Jack, Disc Jockey; Robert Weston Smith (Brooklyn, New York 21 January 1938 - 1 July 1995).

Jackée aka Jackée Harry, Actor; Jacqueline Harry (Winston-Salem, North Carolina 14 August 1956).

Bo Jackson, Football player, Vincent Edwards Jackson, (USA, 1962).

Butter Jackson, Musician (Duke Ellington orch.) Quentin Jackson, (USA, 1909-1976).

Holbrook Jackson, Journalist, writer, editor and publisher;   George Holbrook Jackson - born George Henry Jackson (Liverpool, England 31 December 1874 - 16 June 1948).

Jackie Jackson, Singer (brother of Michael), Sigmund Esco Jackson, (USA, 1951).

Janet Jackson, Singer; Janet Dameta Jackson (Gary, Indiana 16 May 1966). Prone to Wardrobe Malfunctions.

Jeremy Jackson, Actor Jeremy Dunn (Newport Beach, California 16 October 1980).

Jesse Jackson, Politician; Jesse Louis Burns ( 8 October 1941). Name changed on adoption by stepfather.

Joshua Jackson, Actor; Joshua Carter Jackson (USA 1978).

Kate Jackson, Actor; Catherine Elise Jackson (Birmingham, Alabama 29 October 1948).

Michael Jackson, Singer, Michael Joseph Jackson (Gary, Indiana 29 August 1958).

Randy Jackson, singer; Steven Randall Jackson (Gary, Indiana 29 October 1961).

Samuel L. Jackson, Actor, Samuel Leroy Jackson, (USA, 1948).

Stonewall Jackson, Soldier; Thomas Jonathan Jackson (Clarksburg, West Virginia 21 January 1824 - 10 May 1863).

Tito Jackson, Singer, guitarist; Toriano Adaryll Jackson (Gary, Indiana 15 October 1953).

Illinois Jacquet, saxophonist; Battiste Illinois Jacquet (Broussard, Louisiana 31 October 1922 - 22 July 2004).

Richard Jaeckel, Actor; Richard Hanley Jaeckel, also known as R. Hanley Jaeckel (Long Beach, New York 10 October 1926 - 14 June 1997). Some sources suggest the R. stood for nothing.

Sam Jaffe, Actor (Gunga Din, Dr. Zorba), Shalom Jaffe, (USA, 1891-1984).

Bianca Jagger, Actor; Bianca Perez Morena de Macias (Nicaragua 2 May 1945). Some sources offer 1950.

Dean Jagger, Actor, Ira Dean Jagger, (USA, 1903-1991).

Mick Jagger, Singer; Sir Michael Philip Jagger (Dartford Kent, 26 July 1943).

Jah Lloyd, Jah Lion, Jah Ali, Singer and musician, Patrick Lloyd Francis (Jamaica 1947 - 1999).

Shah Jahan, Mughal emperor of India 1592 - 1666; Khurram Shihab-ud-din Muhammad (India 5 January 1592 - 22 January 1666).