People from Elstree

British explorer, army officer, writer and scholar (1821–1890)

Simon Phillip Cowell is an English television personality, record executive, and entrepreneur. He has judged on the British television talent competition shows Pop Idol (2001–2003), The X Factor, and Britain's Got Talent (2007–present), as well as the American television talent competition shows American Idol (2002–2010), The X Factor (2011–2013), and America's Got Talent (2016–present). Cowell founded the British entertainment company Syco Entertainment in 2005, as well as its defunct predecessor, Syco Music in 2002.

British parapsychologist (1856–1910)

actor (1920-1982)

British peer (born 1966)

Italian celebrity chef and television personality

British linguist

chess player