Kain is a surname that is German, Jewish and Scottish. Notable people with the surname include:
Adria Kain, African-Canadian singer Alfred Kain (1927–2010), Austrian cyclist Andy Kain (born 1985), English rugby league player Bob Kain, American businessman Conrad Kain (1883–1934), Austrian mountain guide Edgar Kain (1918–1940), New Zealand fighter ace of WWII Eugenie Kain (1960–2010), Austrian writer Frances Ida Kain (1908–1997), New Zealand dietitian and women’s air force leader Franz Kain (1922–1997), Austrian writer and politician Gabriella Kain (born 1981), Swedish handball player Gylan Kain, African-American poet and playwright Joanna M. Kain (1930–2017), New Zealand phycologist, marine biologist and driver John Kain (rugby league), British rugby league player John F. Kain (1935–2003), American economist John Joseph Kain (1841–1903), American Roman Catholic archbishop Joseph Kain (1854–1907), American politician and businessman Karen Kain (born 1951), Canadian dancer Kevin Kain, Canadian tropical disease expert Khalil Kain (born 1968), African-American actor and rapper Marty Kain (born 1988), New Zealand cricketer Roger Kain, British geographer Saul Kain, pen name of Siegfried Sassoon (1886–1967), English poet, writer, and soldier Sutter Kain (born 1944), African-American rapper and music producer Thomas Kain (1907–1971), American baseball pitcher Tom Kain (born 1963), American soccer player and businessman
See also Kain (given name) Kain (disambiguation)