Ivan Krastev Tanev (Bulgarian: '''Иван Кръстев Танев'''; born May 1, 1957, in Sofia) is a former hammer thrower from Bulgaria, who competed for his native country at two consecutive Summer Olympics, starting in 1988. He set his personal best (82.08 metres) in 1988.
| Representing | |||||
|---|---|---|---|---|---|
| 1986 | Stuttgart, West Germany | 14th | 75.02 m | ||
| 1987 | Rome, Italy | 10th | 76.00 m | ||
| 1988 | Olympic Games | Seoul, South Korea | 8th | 76.08 m | |
| 1990 | European Championships | Split, Yugoslavia | 6th | 76.28 m | |
| 1991 | Tokyo, Japan | 15th | 72.52 m | ||
| 1992 | Olympic Games | Barcelona, Spain | 17th | 72.62 m | |