1983 Donnay Indoor Championships – Singles

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.

Seeds

 * 1)  Ivan Lendl (final)
 * 2) 🇺🇸 Jimmy Connors (second round)
 * 3) 🇺🇸 Vitas Gerulaitis (semifinals)
 * 4) 🇸🇪 Mats Wilander (semifinals)
 * 5) 🇦🇺 Peter McNamara (champion)
 * 6) 🇫🇷 Yannick Noah (quarterfinals)
 * 7) 🇺🇸 Steve Denton (quarterfinals)
 * 8) 🇺🇸 Johan Kriek (quarterfinals)