Jack Hardy may refer to: Jack Hardy (labor leader) (1901–1993), American labor leader, teacher, and author Jack Hardy (politician) (1924–2006), Manitoba politician Jack Hardy (singer-songwriter) (1947–2011), folk musician Jack Hardy (catcher) (1877–1921), catcher in Major League Baseball Jack Hardy (pitcher) (born 1959), pitcher in Major League Baseball Jack Hardy (footballer) (1927–1998), Australian rules footballer Jack Hardy (rugby union) (born 1999), Australian rugby player