Simkin is a surname. As a surname in Slavic countries it's used for males, while the feminine counterpart is Simkina. Notable people with the surname include:
Surname Daniil Simkin (born 1987), Russian and American ballet dancer Darren Simkin (born 1970), English football player Janet Simkin, British plant ecologist and lichenologist Jim Simkin (1919–1984), Canadian-American psychotherapist John Simkin (1883–1967) Anglican Bishop in New Zealand J. L. Simkin (1833–1905) British biochemist Lily Simkin (born 2003), British footballer Penny Simkin (1938-2024), American physical therapist Richard Simkin (1850–1926), British artist and illustrator of military uniforms Toby Simkin (born 1964), theatrical producer Tommy Simkin (born 2004), British footballer William E. Simkin (1907–1992), American labor mediator and private arbitrator
See also
Simkin de Pio (born 1976), Filipino painter