Lardner is a surname. Notable people with the surname include:
David Lardner (1919–1944), American war correspondent Dionysius Lardner (1793–1859), Irish scientific writer Demi Lardner, Australian comedian James Lardner (politician) (1879–1925), Irish Nationalist Member of the UK Parliament James L. Lardner (1802–1881), American Civil War admiral John Lardner (born 1973), Scottish snooker player John Lardner (sports writer) (1912–1960), American sports journalist Kym Lardner (born 1957), Australian children's author, illustrator, and storyteller Larry Lardner, Brigade Commandant for the Irish Republican Army Nathanial Lardner (1684–1768), English theologian Rebecca Lardner (born 1971), English artist Ring Lardner (1885–1933), American writer Ring Lardner Jr. (1915–2000), American screenwriter
See also Lardner, Victoria, a locality