Taipei CH 1980 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Ivan Lendl | d. | Brian Teacher | 6-7 6-3 6-3 7-6 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Ivan Lendl | d. | John Austin | 6-3 6-1 |
| Brian Teacher | d. | Ramesh Krishnan | 6-3 6-2 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Ivan Lendl | d. | Sashi Menon | 6-2 6-0 |
| John Austin | d. | Syd Ball | 6-4 6-4 |
| Ramesh Krishnan | d. | Pat Dupre | 1-6 6-3 6-3 |
| Brian Teacher | d. | Tim Gullikson | 6-3 3-6 7-6 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Ivan Lendl | d. | Sherwood Stewart | 6-1 6-1 |
| Sashi Menon | d. | Ross Case | 1-6 6-0 6-2 |
| Syd Ball | d. | Haroon Ismail | 6-3 7-6 |
| John Austin | d. | Peter Rennert | 6-3 6-4 |
| Ramesh Krishnan | d. | Tom Okker | 4-6 6-2 6-2 |
| Pat Dupre | d. | Jaime Fillol | 6-0 6-3 |
| Tim Gullikson | d. | Chris Delaney | 6-2 7-5 |
| Brian Teacher | d. | Fritz Buehning | 6-3 7-6 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Ivan Lendl | d. | T Tang | 6-1 6-1 |
| Sherwood Stewart | d. | Robert Reininger | 7-5 4-6 6-2 |
| Ross Case | d. | Steve Krulevitz | 7-6 6-1 |
| Sashi Menon | d. | Wolfgang Popp | 6-3 7-6 |
| Haroon Ismail | d. | Kim Warwick | 7-6 7-6 |
| Syd Ball | d. | Geoff Masters | 6-1 6-0 |
| John Austin | d. | Mark Edmondson | 3-6 7-6 6-2 |
| Peter Rennert | d. | Louk Sanders | 6-3 6-3 |
| Ramesh Krishnan | d. | Ferdi Taygan | 4-6 7-5 6-3 |
| Tom Okker | d. | Martin Goldberg | 6-1 6-1 |
| Jaime Fillol | d. | Jim Delaney | 7-6 7-6 |
| Pat Dupre | d. | Mike Shore | 6-1 6-2 |
| Tim Gullikson | d. | Dick Stockton | 6-7 6-4 7-6 |
| Chris Delaney | d. | George Hardie | 6-1 6-2 |
| Fritz Buehning | d. | Joel Bailey | 6-3 6-4 |
| Brian Teacher | d. | Bruce Manson | 6-4 6-4 |