АукцЫон (official capitalization) is an experimental rock band from Saint Petersburg, Russia. Existed since 1978 until 1983 under different names (Блю Бойз, Параграф (1981), Фаэтон (1981-1983)), changed name to Аукцион on November 18, 1983, and later, on October 22, 1988, to АукцЫон (official capitalization).

Unlisted releases:
1986 - Рио-де-Шушары (reel-to-reel, first release by the band with help of Сергей Фирсов, live performance in spring 1986 in DK Niva, Shushary, Leningrad Oblast) [released as Аукцион]

Current members
Leonid Fedorov — vocals, electric guitar, acoustic guitar, percussion (1978—present)
Viktor Bondarik — bass (1980—1983, 1985—present)
Oleg Garkusha — vocals, dance, declamation, show, lyrics (1985—present), sound engineer, lyrics, other (1980—1985)
Dmitriy Ozersky — keyboards, trumpet, percussion, lyrics (1981—present)
Nikolay Rubanov — saxophones, bass-clarinet, jaleika, keyboards (1986—present)
Boris Shaveinikov — drums, percussion (1988—present)
Mikhail Kolovsky — tuba, trombone (1995—present)
Vladimir Volkov — double bass, keyboards (2007—present)
Yuriy Parfyonov — trumpet (2011—2025 (died June 23, 2025))
Mikhail Rappoport — sound engineer (1987—present)

Former members
Блю Бойз/Параграф/Фаэтон (1978—1983)

Dmitriy Zaychenko — bass, electric organ (1978-1980)
Aleksey Vikhrev — drums (1978-1980)
Mikhail Makov — guitar, vocals (1980-?)
Aleksey Vittel — guitar (1980—?)
Alexander Pompeev — keyboards (1980—1981)
Sergey Skvortsov — lighting engineer (1981—1988), director (1987—1988)
Sergey Melnik — guitar (1981—1983)
Evgeniy Chumichev — drums (1981—1983)
Sergey Gubenko — bass (1983)
Valeriy Nedomovniy — vocals (1983)
Sergey Lobachev — vocals, guitar (1983)

Аукцион/АукцЫон (1983—present)

Evgeniy Chumichev — drums (1981—1983)
Sergey Gubenko — bass (1983)
Sergey Lobachev — vocals, guitar (1983)
Igor Cheridnik — drums (1985—1988)
Nikolay Fedorovich — saxophone (1985—1987)
Arkadiy Volk — vocals (1985)
??? [unknown name] — bass (1985) [friend of Arkadiy Volk]
Sergey Rogozhin — vocals (1985—1987)
Kirill Miller — artist, stage design, costume design, artwork (1985—1992)
??? [unknown name] — drums (1988) [drummer of Лес band]
Pavel Litvinov — percussion (1987—2005)
Igor Skaldin — guitar (1987)
Dmitriy Matkovsky — guitar (1987—1995)
Vladimir Vesyolkin — dance, show, vocals (1987—1992)
Evgeniy Dyatlov — vocals, violin (1988)

Director:
Sergey Vasiliev (1993—present)

Former directors:
Lidia Bentsianova (Lidia Fedorova)
Mikhail Pestov (?—1987)
Konstantin Belyavskiy (?—1987)
Sergey Skvortsov (1987—?)

Other names:
Блю Бойз (Blue Boys)(?-1981), Параграф (Paragraph)(1981), Фаэтон (Phaeton)(1981-1983), Аукцион (1983-1988), АукцЫон (1988-present)