Singapore 1980 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| John McEnroe | d. | Phil Dent | 6-3 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| John McEnroe | d. | Rod Frawley | 4-6 6-1 6-4 |
| Phil Dent | d. | Dale Collings | 6-1 6-0 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| John McEnroe | d. | Chris Delaney | 6-1 6-1 |
| Rod Frawley | d. | Mark Edmondson | 5-7 7-6 6-3 |
| Dale Collings | d. | Richard Meyer | 7-5 7-6 |
| Phil Dent | d. | Tony Roche | 5-7 6-3 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| John McEnroe | d. | Andy Kohlberg | 6-4 6-2 |
| Chris Delaney | d. | Syd Ball | 6-1 3-6 6-3 |
| Rod Frawley | d. | Chris Johnstone | 3-6 6-1 6-3 |
| Mark Edmondson | d. | Ken Rosewall | 3-6 6-2 6-2 |
| Dale Collings | d. | Terry Rocavert | 6-3 6-4 |
| Richard Meyer | d. | Cliff Letcher | 6-4 6-4 |
| Tony Roche | d. | Peter Feigl | 6-3 6-1 |
| Phil Dent | d. | Brad Drewett | 6-1 6-3 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| John McEnroe | d. | Matt Mitchell | 6-3 6-1 |
| Andy Kohlberg | d. | Charlie Fancutt | 6-3 6-3 |
| Syd Ball | d. | Sashi Menon | 6-3 6-3 |
| Chris Delaney | d. | Greg Whitecross | 6-3 7-5 |
| Rod Frawley | d. | Tom Gullikson | 6-4 6-2 |
| Chris Johnstone | d. | Brian Millar | 1-6 7-6 6-1 |
| Ken Rosewall | d. | John Fitzgerald | 1-6 7-5 6-3 |
| Mark Edmondson | d. | Alvin Gardiner | 4-6 6-1 6-2 |
| Terry Rocavert | d. | Geoff Masters | 6-3 6-0 |
| Dale Collings | d. | Ulrich Marten | 7-6 6-2 |
| Cliff Letcher | d. | Chris Kachel | 6-3 6-1 |
| Richard Meyer | d. | Kim Warwick | 6-7 7-6 7-6 |
| Peter Feigl | d. | John Marks | 6-1 6-4 |
| Tony Roche | d. | Junie Chatman | 7-5 6-4 |
| Brad Drewett | d. | Wayne Hampson | 6-0 6-3 |
| Phil Dent | d. | Wayne Pascoe | 6-2 6-4 |