Zdeněk Adamec (born 9 January 1956) is a retired javelin thrower, who represented Czechoslovakia in the 1980s. He finished seventh at the inaugural 1983 World Championships in Helsinki, Finland and seventeenth in his qualifying round at the 1987 World Championships in Rome.
| Representing | ||||||
|---|---|---|---|---|---|---|
| 1983 | World Championships | Helsinki, Finland | 7th | Javelin throw | 81.30 m | |
| 1984 | Friendship Games | Moscow, Soviet Union | 3rd | Javelin throw | 87.10 m | |
| 1987 | World Championships | Rome, Italy | 33rd (q) | Javelin throw | 70.72 m1 | |