Milan 1980 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| John McEnroe | m. | Vijay Amritraj | 6-1 6-4 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| John McEnroe | m. | Ivan Lendl | 6-3 1-6 6-2 |
| Vijay Amritraj | m. | Rod Frawley | 6-2 6-0 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| John McEnroe | m. | Andrew Pattison | 7-6 6-3 |
| Ivan Lendl | m. | Bill Scanlon | 6-4 6-2 |
| Rod Frawley | m. | Jose Luis Clerc | 7-6 2-6 6-3 |
| Vijay Amritraj | m. | Peter Fleming | 7-6 6-3 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| John McEnroe | m. | Tomas Smid | 6-3 6-2 |
| Andrew Pattison | m. | Butch Walts | 2-6 6-3 6-3 |
| Ivan Lendl | m. | Johan Kriek | 6-2 6-2 |
| Bill Scanlon | m. | Tim Gullikson | 6-4 6-2 |
| Jose Luis Clerc | m. | Eddie Dibbs | 7-5 6-3 |
| Rod Frawley | m. | John Alexander | 6-4 6-4 |
| Peter Fleming | m. | Colin Dibley | 3-6 6-2 6-3 |
| Vijay Amritraj | m. | Guillermo Vilas | 4-6 6-2 6-3 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| John McEnroe | m. | Ilie Nastase | 6-1 6-4 |
| Tomas Smid | m. | Kevin Curren | 6-3 6-4 |
| Butch Walts | m. | Deon Joubert | 6-0 6-1 |
| Andrew Pattison | m. | Hans Gildemeister | 3-6 6-4 6-2 |
| Johan Kriek | m. | Vitas Gerulaitis | 6-4 7-6 |
| Ivan Lendl | m. | Rohun Beven | 6-1 6-3 |
| Bill Scanlon | m. | Paolo Bertolucci | 6-1 6-2 |
| Tim Gullikson | m. | Victor Pecci | 6-3 6-4 |
| Eddie Dibbs | m. | Ulrich Pinner | 7-6 7-6 |
| Jose Luis Clerc | m. | Phil Dent | 7-6 7-5 |
| Rod Frawley | m. | Adriano Panatta | 7-6 6-3 |
| John Alexander | m. | Steve Denton | 7-5 6-3 |
| Peter Fleming | m. | Michael Grant | 6-2 6-4 |
| Colin Dibley | m. | David Schneider | 6-1 6-2 |
| Vijay Amritraj | m. | Antonio Zugarelli | 6-2 6-3 |
| Guillermo Vilas | m. | Cliff Drysdale | 6-7 6-3 6-4 |