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