Bangkok 1980 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Vijay Amritraj | m. | Brian Teacher | 6-3 7-5 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Brian Teacher | m. | Ivan Lendl | 6-3 6-1 |
| Vijay Amritraj | m. | Ramesh Krishnan | 6-1 6-4 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ivan Lendl | m. | Ferdi Taygan | 6-2 6-1 |
| Brian Teacher | m. | Peter Rennert | 6-1 6-4 |
| Ramesh Krishnan | m. | Dick Stockton | 6-1 6-4 |
| Vijay Amritraj | m. | Kim Warwick | 6-1 6-2 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ivan Lendl | m. | Chris Delaney | 6-3 6-1 |
| Ferdi Taygan | m. | Supoj Meesawad | 6-2 6-2 |
| Brian Teacher | m. | Bernhard Pils | 6-4 6-4 |
| Peter Rennert | m. | Louk Sanders | 6-4 6-4 |
| Ramesh Krishnan | m. | Jonathan Smith | 6-4 6-1 |
| Dick Stockton | m. | Mark Edmondson | 6-3 6-7 6-3 |
| Kim Warwick | m. | John Austin | 7-5 4-6 6-3 |
| Vijay Amritraj | m. | Tom Okker | 7-5 6-3 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ivan Lendl | m. | Steve Krulevitz | 7-6 6-1 |
| Chris Delaney | m. | Haroon Ismail | 6-4 6-2 |
| Supoj Meesawad | m. | O Issara | 6-3 6-2 |
| Ferdi Taygan | m. | Ross Case | 4-6 6-4 6-3 |
| Brian Teacher | m. | Robert Reininger | 1-6 6-4 6-0 |
| Bernhard Pils | m. | Andreas Maurer | 7-6 6-3 |
| Louk Sanders | m. | Wolfgang Popp | 6-4 4-5 RET |
| Peter Rennert | m. | Syd Ball | 3-6 6-3 7-6 |
| Ramesh Krishnan | m. | Bruce Manson | 6-3 3-6 6-2 |
| Jonathan Smith | m. | Geoff Masters | 6-2 1-6 6-2 |
| Mark Edmondson | m. | Anand Amritraj | 7-6 3-6 6-4 |
| Dick Stockton | m. | Buster C Mottram | 4-6 7-6 6-2 |
| Kim Warwick | m. | George Hardie | 7-6 6-4 |
| John Austin | m. | Sashi Menon | 7-6 6-3 |
| Tom Okker | m. | Helmar Stiegler | 7-6 7-6 |
| Vijay Amritraj | m. | Gene Stuart Malin | 6-2 6-1 |