may refer to:
People with the name Leonid:
- Leonid Brezhnev (1906-1982), political leader of the USSR from 1964 to 1982.
- Leonid Kravchuk, (b. 1934) a Ukrainian politician who was elected the first President of Ukraine in the country's first presidential elections in 1991.
- Leonid Kuchma, (b. 1938), the second President of Ukraine, serving 1994-2005.
- Leonid Kadeniuk (b. 1951), the first astronaut of independent Ukraine who flew on NASA's Columbia in 1997 as part of the international mission STS-87.
- Leonid the Magnificent, (Leonid Filatov, b. 1973) a Russian performance artist who became known nationwide after his appearances on America's Got Talent.
- Leonid Stadnyk (b. 1971), a Ukrainian man named "world's tallest living man" by ''Guiness World Records 2008.
- Leonid Moseyev (b. 1952), Soviet-Russian long-distance runner
- Leonid Stein (b. 1934) Soviet Grandmaster chess player from Ukraine who was among the world's top ten players in the 1960's.
- Leonid Pasternak (1862-1945), a Russian Impressionist painter.
- Leonid Sobinov (1872-1934), a Russian opera singer and the People's Artist of the RSFSR in 1923.
- Leonid Utyosov (Leyzer (Lazar) Vaysbeyn, or Weissbein) (1895-1982) a Russian jazz singer and comic actor, and People's Artist of the USSR in 1965.
- Leonid Kuravlyov, (b. 1936) a Russian actor and People's Artist of the RSFSR in 1976.
- Leonid Gaidai, (1923-1993) a popular Soviet comedy film director and People's Artist of the USSR in 1991.
- Leonid Filatov (1946-2003), a Russian actor, director, poet, and pamphleteer, who was People's Artist of Russia in 1996.
- Leonid Desyatnikov (b. 1955), a Russian opera and film composer.
- Leonid Feodorov (1879-1935), a bishop and Exarch for the Russian Catholic Church, and survivor of the GULAG.
- Leonid Rozhetskin, (b. 1966) an international financier and lawyer credited with bringing significant financial and legal advances to modern Russia.
- Leonid "Leo" Hurwicz (b. 1917), Regents’ Professor of Economics (Emeritus) at the University of Minnesota who shared the 2007 Nobel Prize in Economics for his work on mechanism design.
- Leonid Gobyato (1875–1915), a Russian lieutenant-general and designer of the modern, man-portable mortar.
- Leonid Andreyev (or Andrejew) (1871-1919), a Russian playwright and short-story writer who led the Expressionist movement in the national literature.
- Leonid Reiman (or Reyman) (b. 1957), a Russian businessman and government official, currently Minister of Communications and Information Technologies of the Russian Federation.
- Leonid Kantorovich (1912–1986) a Soviet/Russian mathematician, economist, and only winner in USSR of the Nobel Prize in Economics (1975).
Fictional people named Leonid: