Igor Ostashov
| full name | Igor Ostashov | |
| nationality | Soviet Union (URS) | |
| local spelling | Игорь Осташов | |
| born | May 1937 | in Arkhangelsk (Soviet Union) |
Championships - Medal table and top 10 positions
| kampioenschap | gold | silver | bronze | 4th-6th | 7th-10th | starts |
 Olympic Games | 0 | 0 | 0 | 0 | 0 | 1 |
 ECh Allround | 0 | 0 | 0 | 0 | 0 | 2 |
Championships - Results
| year | position | championship | place | |
| 1963 | NC21 | ECh Allround | Göteborg | SWE |
| 1964 | 12 | Olympic Games 10,000 meters | Innsbruck | AUT |
| NC17 | ECh Allround | Oslo | NOR | |
