John Kay (1704–1780), English inventor of textile machinery, notably a flying shuttle John Kay (17??–17??), English creator of textile machinery, notably a spinning frame John Kay (1742–1826), Scottish caricaturist Sir John Kay (1943–2004), British High Court judge John Kay (1944– ), musician and lead singer of American rock band Steppenwolf John Kay (14th century), English poet laureate John Kay (1948– ), Scottish economist, Financial Times columnist and author John Kay (1944– ), British Journalist on Rupert Murdoch's The Sun