Sergey Chadayev
| full name | Sergey Chadayev | |
| nationality | Russia (RUS) | |
| local spelling | Сергей Чадаев | |
| born | July 1987 | in unknown |
| Navigation | Championships | World Cup |
Championships - Medal table and top 10 positions
| kampioenschap | gold | silver | bronze | 4th-6th | 7th-10th | starts |
| WCh Single Distances | 0 | 0 | 0 | 0 | 0 | 1 |
| WCh Sprint | 0 | 0 | 0 | 0 | 0 | 3 |
Championships - Results
| year | position | championship | place | |
| 2009 | 19 | WCh Single Distances 2x500 meters | Richmond | CAN |
| 2011 | NC28 | WCh Sprint | Heerenveen | NED |
| 2013 | NC31 | WCh Sprint | Salt Lake City | USA |
| 2014 | 26 | WCh Sprint | Nagano | JPN |
