1983 Donnay Indoor Championships – Singles
| Singles | |
|---|---|
| 1983 Donnay Indoor Championships | |
| Champion |
 Peter McNamara
|
| Runner-up |
 Ivan Lendl
|
| Final score | 6–4, 4–6, 7–6 |
Vitas Gerulaitis was the defending champion, but lost in the semifinals this year.
Peter McNamara won the title, defeating Ivan Lendl 6–4, 4–6, 7–6 in the final.
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