Samuel, Sam or Sammy Ellis may refer to:
People Sam Ellis (cricketer) (1870/71–1946), English cricketer Sam Ellis (footballer) (born 1946), English footballer Sam Ellis (runner) (born 1982), British athlete J. Sam Ellis, American politician Sammy Ellis (1941–2016), American baseball player Samuel Ellis (1733–1794), owner of land in New York Harbor after whom Ellis Island is named Samuel Ellis (English cricketer) (1851–1930), English cricketer Samuel Ellis (New Zealand cricketer) (1889–1949), Auckland (New Zealand) cricketer Samuel Burdon Ellis (1787–1865), British Royal Marines officer Sam Ellis (songwriter) (born 1987), songwriter and record producer
Companies Samuel Ellis and Company, British engineering firm