1945 – Born in Iva (Penza region), Russia.
Parents – Grigory Ivanovich Sitnikov and Ul’yana Mikhailovna Sitnikova.

Since 1966, Sitnikov has participated in exhibitions.

1966 - 1972 – Moscow State Surikov Art Institute (studio of N.A. Ponomarev and O.M. Savost’juk).

1970 - 1980s – Series Not people – Beasts and The Blind Deaf-and-Dumb.

Since 1975 – Member of the USSR Union of Artists (since 1993 – Moscow Union of Artists).

1982 – Grand Prize of 5th Triennial of Fine Arts, New Delhi, India.

1984 – First Prize of 7th Biennial of Contemporary Art in Kosice, Czechoslovakia.

1980 - 1990 – Series Burden and Demos.

1985 – 2000 – Concerto, a series of works dedicated to composers Dmitri Shostakovich and Alfred Schnittke.

2002 – Awarded the State Prize of Russia for the series My 20th Century.

2003 – Awarded the Silver Medal of the Russian Academy of Fine Arts.

2000 - 2006 – Series Native Tongue, Instincts, Pictroglyphs and Rhetoric.

2007 – Associate Member of the Russian Academy of Fine Arts.

2008 - 2012 – Series Invention Etudes, Puppet theatre.

2012 – Full Member of the Russian Academy of Fine Arts.