| Elena Sidneva | |
| Birth Date: | 31 December 1964 |
| Birth Place: | Moscow, Russia |
| Show-Medals: | yes |
Elena Sidneva (; born 31 December 1964) is a Russian dressage rider.[1] She is a two-time Olympian. Her best Olympic result came in 2000 when she placed 24th in the individual dressage competition.
She received a wild card for the 2014 Dressage World Cup Final in Lyon after Denmark's Lars Petersen withdrew.[2] At the final held in Lyon's Euroexpo she finished 13th. She also competed at the following World Cup final in 2015 held in Las Vegas, Nevada, where she finished 17th.