John Laird may refer to:John Laird, California State Senator John Laird (footballer) (1935–2016) Australian rules footballer John Laird (philosopher) (1887–1946), Scottish philosopher John Laird (shipbuilder) (1805–1874), British shipbuilder and key figure in development of Birkenhead John Laird, Baron Laird (1944–2018), British Member of the House of Lords and Ulster Unionist Politician John E. Laird, computer scientist John Houston Laird (1874–1959), politician in Saskatchewan, Canada John Keith McBroom Laird (1907–1985), Canadian author, barrister, and solicitor Jack Laird (1923–1991), American television writer and actor John Laird (minister) (1811-1896) Moderator of the General Assembly to the Free Church of Scotland in 1889