| Iaaf: | TUN |
| Flagcaption: | Flag of Tunisia |
| Games Link: | 1983 World Championships in Athletics |
| Year: | 1983 |
| Games: | World Championships in Athletics |
| Location: | Helsinki, Finland |
| Date: | August 7–14, 1983 |
| Competitors: | 4 |
| Competitors Men: | 3 |
| Competitors Women: | 1 |
| Events: | 4 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
Tunisia competed at the 1983 World Championships in Athletics in Helsinki, Finland, from August 7 to 14, 1983.[1]
| Athlete | Event | Heat | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | ||
| Mohamed Alouini | 800 metres | 1:49.09 | 35 | colspan=4 rowspan=2 | |||
| Mohamed Neji Henkiri | 1500 metres | 3:45.90 | 37 | ||||
| Féthi Baccouche | 5000 metres | 14:23.79 | 23 Q | 14:19.64 | 28 | ||