Yefimov () or Yefimova (feminine; Ефимова) is a Russified surname of Greek origin with a Russian suffix ‘’’ov’’’. Alternate spellings include ‘’’Efimov and Efimoff’’’. And may refer to:
Yefimov or Efimov Alexander Yefimov (1923–2012), a Soviet aircraft pilot and twice Hero of the Soviet Union Boris Efimov (1900–2008), a Soviet political cartoonist and propaganda artist Igor Yefimov (philosopher) (1937–2020), an American philosopher, writer, and publisher of Russian origin Mikhail Efimov (1881–1919), a Russian aviation pioneer 2754 Efimov, an asteroid named after Mikhail Efimov Mikhail Yefimov (born 1978), Russian football player Nikolai Efimov (1910–1982), a Russian mathematician Sergei Yefimov (1922–1994), a Soviet army officer and Hero of the Soviet Union Sergei Efimov (born 1987), a Russian footballer Vitaly Efimov (born 1938), a Russian theoretical physicist The Efimov state is named after Vitaly Efimov. Vitaly Efimov (politician) (born 1940), Russian politician Vladimir Yefimov (1949–2012), a Russian type designer, typesetting font artist, theorist and teacher Vyacheslav Yefimov (1923–1943), a Soviet army officer and Hero of the Soviet Union
Yefimova or Efimova
Aleksandra Efimova, a Russian-American art entrepreneur Alisa Efimova (born 1999), a Finnish-Russian pair skater Alla Efimova, a Russian-American art historian Ekaterina Efimova (born 1993), a Russian volleyball player Emma Yefimova (1931 – 2004), a Soviet fencer Natalia Efimova (born 1983), a Russian orienteering competitor Nina Simonovich-Efimova (1877 – 1948), a Russian visual artist and puppeteer Olga Efimova (born 1990), another Russian volleyball player Yuliya Yefimova (born 1992), a Russian competitive swimmer