1983 Australian Open – Men's singles

Mats Wilander defeated Ivan Lendl in the final, 6–1, 6–4, 6–4 to win the men's singles tennis title at the 1983 Australian Open. It was his first Australian Open title and second major singles title overall.

Johan Kriek was the two-time defending champion, but lost in the quarterfinals to Wilander.

Seeds
The seeded players are listed below. Mats Wilander is the champion; others show the round in which they were eliminated.


 * 1)  Ivan Lendl (final)
 * 2) 🇺🇸 John McEnroe (semifinals)
 * 3) 🇸🇪 Mats Wilander (champion)
 * 4) 🇺🇸 Eliot Teltscher (quarterfinals)
 * 5) 🇺🇸 Johan Kriek (quarterfinals)
 * 6) 🇺🇸 Vitas Gerulaitis (second round)
 * 7)  Tomáš Šmíd (quarterfinals)
 * 8) 🇸🇪 Anders Järryd (fourth round)
 * 9) 🇸🇪 Henrik Sundström (second round)
 * 10) 🇺🇸 Scott Davis (withdrew)
 * 11) 🇺🇸 Brian Teacher (third round)
 * 12) 🇺🇸 Hank Pfister (second round)
 * 13) 🇳🇿 Chris Lewis (third round)
 * 14) 🇺🇸 Steve Denton (third round)
 * 15) 🇺🇸 Tim Mayotte (semifinals)
 * 16) 🇦🇺 Paul McNamee (fourth round)