The Kell factor, named after RCA engineer Raymond D. Kell, is a parameter used to limit the bandwidth of a sampled image signal to avoid the appearance of beat frequency patterns when displaying the image in a discrete display device, usually taken to be 0.7.

Ezekiel "Kell" Brook (born 3 May 1986) is a British former professional boxer who competed from 2004 to 2022.

The (also known as the Kell–Cellano system) a human blood group system, that is, a group of antigens on the human red blood cell surface which are important determinants of blood type and are targets for autoimmune or alloimmune diseases which destroy red blood cells.

Ayla Marie Kell (born October 7, 1990) is an American actress.

George Clyde Kell (August 23, 1922 – March 24, 2009) was an American professional baseball player and television sports commentator.

Troy Michael Kell (born June 13, 1968) is an inmate on death row in Utah.

a public high school serving grades 9–12 in the Ballantyne area of Charlotte, North Carolina, United States.

Alice Cook (née Kell; 24 June 1898 – 2 December 1972) was an association football player and the first captain of Dick, Kerr Ladies F.C., one of the first prominent female football teams in the world.

a furry comedy webcomic strip by syndicated cartoonist Bill Holbrook.

Douglas Bruce Kell (born 7 April 1953) is a British biochemist and Professor of Systems Biology in the Institute of Systems, Molecular and Integrative Biology at the University of Liverpool.

Major General Sir Vernon George Waldegrave Kell, (21 November 1873 – 27 March 1942) was a British Army general and the founder and first Director of the British Security Service, otherwise known as MI5.