Tikhonov (russian: Ти́хонов, link=no; masculine), sometimes spelled as Tychonoff, or Tikhonova (; feminine) is a Russian surname that is derived from the male given name

Tikhon Tikhon (russian: Ти́хон, uk, Ти́хон, Ти́хін, pl, Tychon) is a Slavic male given name of Greek origin, related to Western European Tycho. *Tikhon Bernstam (born 1979), American Internet entrepreneur * Tikhon Chicherin (1869–19 ...

, the Russian form of the Greek name Τύχων (Latin form: Tycho), and literally means ''Tikhon's''. It may refer to: *

Andrey Nikolayevich Tikhonov Andrey Nikolayevich Tikhonov (russian: Андре́й Никола́евич Ти́хонов; October 17, 1906 – October 7, 1993) was a leading Soviet Russian mathematician and geophysicist known for important contributions to topology, fu ...

, Russian mathematician *

Alexander Tikhonov Alexander Ivanovich Tikhonov (russian: Александр Иванович Тихонов; born 2 January 1947) is a former Soviet-Russian biathlete. On 23 July 2007, he was found guilty of conspiracy to commit murder and sentenced to three ye ...

, Russian biathlon athlete *

Alexei Tikhonov Alexei Vladimirovich Tikhonov (russian: link=no, Алексей Владимирович Тихонов; born 1 November 1971) is a Russian Pair skating, pair skater. With partner Maria Petrova (figure skater), Maria Petrova, he is the 2000 Wor ...

, Russian figure skater *

Andrey Tikhonov Andrey Valeryevich Tikhonov (russian: Андрей Валерьевич Тихонов; born 16 October 1970) is a Russian football manager and a former midfielder who was recently the manager of Kazakhstani club Astana. Tikhonov is primarily ...

, Russian football player and coach *, Soviet army officer and

Hero of the Soviet Union The title Hero of the Soviet Union (russian: Герой Советского Союза, translit=Geroy Sovietskogo Soyuza) was the highest distinction in the Soviet Union, awarded together with the Order of Lenin personally or collectively for ...

Ivan Tikhonov İvan Tixonov or Ivan Tikhonov (born 21 April 1996) is a Russian-born Azerbaijani artistic gymnast. He has qualified to compete for Azerbaijan at the 2020 Summer Olympics The , officially the and also known as , was an international mult ...

, Russian-born Azerbaijani gymnast * Mikhail Tikhonov, Soviet soldier and Hero of the Soviet Union *Nikita Tikhonov, suspect in

Stanislav Markelov Stanislav Yuryevich Markelov ( rus, Станисла́в Ю́рьевич Марке́лов, , stənʲɪˈslaf ˈjʉrʲjɪvʲɪtɕ mɐrˈkʲeləf; 20 May 1974 – 19 January 2009) was a Russian human rights lawyer. He participated in a number ...

murder case * Nikolai Tikhonov, former Premier of the Soviet Union * Nikolai Tikhonov (writer), Russian writer * Nikolai Tikhonov (cosmonaut), Russian cosmonaut *, Soviet pilot and

* Vasily Tikhonov (rower), Soviet rower *

Vasily Tikhonov (ice hockey coach) Vasili Viktorovich Tikhonov (13 May 1958 – 7 August 2013) was a Russian Coach (ice hockey), ice hockey coach. Biography Tikhonov was born and died in Moscow and was the son of legendary Soviet ice hockey coach Viktor Tikhonov (ice hockey, born 19 ...

, Russian ice hockey coach *, Soviet soldier and

Viktor Tikhonov (politician) Viktor Mykolayovych Tikhonov, also spelled Viktor Tykhonov ( uk, Віктор Миколайович Тихонов, 5 March 1949 – 29 August 2020) was a Ukrainian politician. Biography Born in Antratsyt Raion, Tikhonov served in the Verkhovna ...

, Ukrainian politician *, Soviet pilot and

* Viktor Tikhonov (born 1930), former coach for the Soviet national ice hockey team * Viktor Tikhonov (born 1988), Russian ice hockey player * Vladimir Tikhonov, Russian politician * Vladimir Tikhonov (gymnast), Soviet Olympic gymnast * Vyacheslav Tikhonov (1928-2009), Soviet actor * Anastasia Tikhonova, Russian tennis player *

Katerina Tikhonova Katerina Vladimirovna Tikhonova ( rus, Катерина Владимировна Тихонова, , kətʲɪˈrʲinə ˈtʲixənəvə, Putina, Путина; born 31 August 1986) is a Russian scientist, manager, and former acrobatic dancer. ...

, Russian scientist and manager *

Nina Tikhonova Nina may refer to: * Nina (name), a feminine given name and surname Acronyms *National Iraqi News Agency, a news service in Iraq * Norwegian Institute for Nature Research, on the campus of Norwegian University of Science and Technology *No income, ...

(1910-1995), Russian choreographic artist and dance instructor *

Sofia Tikhonova Sofia Dmitrievna Tikhonova (russian: Со́фья Дми́триевна Ти́хонова; born 16 November 1998) is a Russian ski jumper who has competed at World Cup level since the 2013/14 season.. Retrieved 26 February 2017. Career Tikhon ...

, Russian ski jumper *

Tamara Tikhonova Tamara Ivanovna Tikhonova (russian: Тамара Ивановна Тихонова; born 13 June 1964) is a former Soviet Russian cross-country skier who competed from 1984 to 1992. She represented the Soviet Union at the 1988 Winter Olympics i ...

, former Soviet Russian cross-country skier

Mathematics

Tikhonov distribution In probability theory and directional statistics, the von Mises distribution (also known as the circular normal distribution or Tikhonov distribution) is a continuous probability distribution on the circle. It is a close approximation to the wr ...

, a random variable distribution *

Tikhonov regularization Ridge regression is a method of estimating the coefficients of multiple-regression models in scenarios where the independent variables are highly correlated. It has been used in many fields including econometrics, chemistry, and engineering. Also ...

, a method of regularization of ill-posed problems * Tychonoff spaces, a completely regular topological spaces * Tychonoff's theorem, a result on topological spaces * Tychonoff separation axioms, in topology

Other uses

* Tikhonov (rural locality), a ''khutor'' in the Republic of Adygea, Russia {{disambig, surname Russian-language surnames