Kail is a surname. Notable people with the surname include:
People Edgar Kail (1900–1976), English footballer Eva Kail (born 1959), Austrian urban planner Hans Kail (fl. 1928), Austrian ice hockey player Josh Kail (born 1986), American politician Kail Piho (born 1991), Estonian Nordic combined skier Mary Elizabeth Kail (1828–1890), American poet Riaz Kail (born 1988), Pakistani cricketer Thomas Kail (born 1978), American theatre director
See also Kail (disambiguation) Kale (name) Kali (name)