Singapore 1989 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Kelly Jones | m. | Amos Mansdorf | 6-1 7-5 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Kelly Jones | m. | Kevin Curren | W/O |
| Amos Mansdorf | m. | Wally Masur | 7-6 7-6 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Kevin Curren | m. | Jim Pugh | 6-4 6-2 |
| Kelly Jones | m. | Jim Grabb | 6-4 2-6 7-5 |
| Wally Masur | m. | Paul Chamberlin | 6-3 6-4 |
| Amos Mansdorf | m. | Kelly Evernden | 7-6 6-1 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Kevin Curren | m. | Johan Carlsson | 6-3 6-3 |
| Jim Pugh | m. | Tomas Nydahl | 6-0 7-6 |
| Jim Grabb | m. | Richard Fromberg | 6-7 6-3 7-6 |
| Kelly Jones | m. | Rick Leach | 6-3 6-2 |
| Paul Chamberlin | m. | Olli Rahnasto | 6-3 2-6 6-3 |
| Wally Masur | m. | Gianluca Pozzi | 6-4 6-2 |
| Kelly Evernden | m. | Christian Saceanu | 6-4 6-2 |
| Amos Mansdorf | m. | Tobias Svantesson | 6-1 6-2 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Kevin Curren | m. | Glenn Michibata | 6-1 6-1 |
| Johan Carlsson | m. | Young Min Kwon | 4-6 6-3 6-4 |
| Tomas Nydahl | m. | Jason Stoltenberg | 3-6 7-5 6-4 |
| Jim Pugh | m. | Grant Connell | 7-6 6-3 |
| Richard Fromberg | m. | John Fitzgerald | 7-6 6-1 |
| Jim Grabb | m. | Joey Rive | 6-3 6-3 |
| Kelly Jones | m. | Matt Anger | 6-4 4-6 6-2 |
| Rick Leach | m. | Richard Matuszewski | 6-2 6-2 |
| Olli Rahnasto | m. | Milan Srejber | 6-4 2-6 6-3 |
| Paul Chamberlin | m. | Vijay Amritraj | 6-0 7-6 |
| Gianluca Pozzi | m. | Paul Wekesa | 6-3 6-7 6-2 |
| Wally Masur | m. | Glenn Layendecker | 7-6 6-1 |
| Kelly Evernden | m. | Zeeshan Ali | 7-6 6-4 |
| Christian Saceanu | m. | Larry Scott | 6-2 6-4 |
| Tobias Svantesson | m. | David Pate | 7-6 6-2 |
| Amos Mansdorf | m. | Morten Christensen | 6-3 4-6 6-2 |