Guay

Guay is a surname. Notable people with the surname include:


 * Albert Guay (1917–1951), Canadian mass murderer
 * Annie Guay (born 1985), Canadian ice hockey player
 * Erik Guay (born 1981), Canadian alpine ski racer
 * Florian Guay, politician in Quebec
 * François Guay (born 1968), professional ice hockey centre
 * Gabriel Guay (1848–1923), French painter
 * Jacob Guay (born 1999), Canadian young singer
 * Joseph-Philippe Guay (1915–2001), Canadian parliamentarian
 * Lucie Guay (born 1958), Canadian sprint kayaker
 * Monique Guay (born 1959), Quebec politician
 * Paul Guay (born 1963), American professional ice hockey player
 * Pierre Malcom Guay (1848–1899), physician, surgeon and political figure in Quebec
 * Raynald Guay (1933–2017), Liberal party member of the Canadian House of Commons
 * Rebecca Guay, artist specializing in watercolor painting and illustration
 * Richard Guay (disambiguation), multiple people
 * Tom Guay (born 1965), guitar player who joined White Zombie