| Personal information | |||
|---|---|---|---|
| Full name | Sergei Ratnikov | ||
| Date of birth | 21 November 1959 | ||
| Place of birth | Pärnu, Estonia | ||
| Position(s) | Midfielder | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 1983–1984 | SVSM Tallinn | ? | (?) |
| 1984–1988 | SK Sport Tallinn | ? | (?) |
| 1988–1990 | Pärnu Kalakombinaat/MEK | ? | (11) |
| 1990–1991 | FF Jaro | ? | (?) |
| 1991–1992 | Vasa IFK | ? | (?) |
| 1992 | Pärnu JK Vaprus | ? | (?) |
| 1992–1993 | FC Nikol Tallinn | ? | (?) |
| 1993–1995 | FC Flora Tallinn | ? | (?) |
| 1998–1999 | JK Tallinna Sadam | ? | (?) |
| International career | |||
| 1992–1994 | Estonia | 14 | (0) |
| Managerial career | |||
| 1988–1992 | Pärnu JK | ||
| 1994–1996 | JK Tervis Pärnu | ||
| 1996–1997 | Lelle SK | ||
| 1997–1998 | Viljandi JK Tulevik | ||
| 1998–1999 | JK Tallinna Sadam | ||
| 1999–2000 | Maardu FC Levadia | ||
| 2003–2004 | Tallinna FC TVMK | ||
| 2006–2007 | Tartu JK Tammeka/JK Maag Tammeka | ||
| 2008 | Tallinna FC TVMK | ||
| 2009 | Narva JK Trans | ||
| 2010–2012 | JK Tallinna Kalev | ||
| 2013–2014 | JK Sillamäe Kalev | ||
| 2015 | Tallinn C.F. | ||
| 2016 | FC Levadia Tallinn | ||
| *Club domestic league appearances and goals | |||
Sergei Ratnikov (born 21 November 1959) is an Estonian professional football manager and former player. He last managed Levadia in Estonian Meistriliiga.