Sergei Ivanovich Ovchinnikov (; born 10 November 1970) is a former Russian football goalkeeper. Nicknamed "The Boss" for his commanding presence inside the box, he most notably played for Lokomotiv Moscow, Benfica, Porto and the Russian national team.
A Dynamo Moscow academy graduate, Ovchinnikov started his senior career at Dynamo Sukhumi but left for joined Lokomotiv Moscow after a year. In 1992, he asserted himself in Yuri Syomin's first choice squad and remained the main goalkeeper until his move to Benfica in 1997.
In 2002, having played for Benfica, Alverca and Porto, Ovchinnikov came back to Lokomotiv.
The goalkeeper played two matches for Russia in Euro 2004 but was sent off in the match against Portugal for handling outside the area.
In 2005 Ovchinnikov joined Dynamo Moscow, following former Loko coach Yuri Syomin. In 2006 Dynamo released Ovchinnikov, after the goalkeeper got involved in a clash with a referee Igor Zakharov.
In April 2007 Sergei Ovchinnikov became Lokomotiv Moscow club goalkeeping coach and started to work with children and the reserves. In December 2007, he became Yuri Syomin's assistant at Dynamo Kyiv.
Next, he became the new manager of Kuban Krasnodar in the 2009 Russian Premier League season but was sacked on 9 August, after a 0âÂÂ2 defeat at home, against Saturn.
On 7 May 2010, Ovchinnikov was named the new coach of Dynamo Bryansk.