# 1973 Viceroy Classic – Singles

The 1973 Viceroy Classic – Singles was an event of the 1973 Viceroy Classic men's tennis tournament that was played in Hong Kong from 29 October until 4 November 1973. The draw comprised 32 players. Rod Laver won the singles title, defeating Charlie Pasarell in the final, 6–3, 3–6, 6–2, 6–2.

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| Rod Laver | 6 | 6 | | | | | |
| Anand Amritraj | 3 | 3 | | | | | |
| Anand Amritraj | 3 | 3 | | Rod Laver | 6 | 3 | 6 |
| | | | | Charlie Pasarell | 3 | 6 | 2 |
| Fred Stolle | 0 | 7 | 4 | Charlie Pasarell | 3 | 6 | 2 |
| Charlie Pasarell | 6 | 6 | 6 | | | | |

### Top half

| First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals |
| Rod Laver | 4 | 6 | 6 | | | | | | | | | | |
| Dick Dell | 6 | 3 | 3 | Rod Laver | 6 | 7 | | | | | | | |
| John Cooper | 7 | 6 | 6 | John Cooper | 3 | 5 | | | | | | | |
| Bob Giltinan | 6 | 7 | 0 | | | | | Rod Laver | 7 | 6 | | | |
| Paul Gerken | 6 | 6 | | | | | | Paul Gerken | 6 | 2 | | | |
| Alexander Marcial | 0 | 4 | | Paul Gerken | 3 | 7 | 11 | | | | | | |
| Syd Ball | 7 | 7 | | Syd Ball | 6 | 6 | 9 | | | | | | |
| Eddie Cruz | 6 | 6 | | | | | | | | | Rod Laver | 6 | 6 |
| Sherwood Stewart | 6 | 6 | | | | | | | | | Anand Amritraj | 3 | 3 |
| Colin Dibley | 4 | 1 | | Sherwood Stewart | 6 | 5 | 6 | | | | | | |
| Anand Amritraj | 6 | 6 | | Anand Amritraj | 4 | 7 | 8 | | | | | | |
| Jeck Chu | 3 | 2 | | | | | | Anand Amritraj | 6 | 6 | | | |
| Mal Anderson | 6 | 6 | | | | | | Mal Anderson | 3 | 4 | | | |
| Alan Ho | 1 | 0 | | Mal Anderson | 6 | 7 | | | | | | | |
| Milan Holeček | 6 | 6 | | Milan Holeček | 3 | 6 | | | | | | | |
| Kenneth Tsui | 1 | 0 | | | | | | | | | | | |

### Bottom half

| First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| Jim McManus | 6 | 6 | | | | | | | | | | | |
| Osamu Ishiguro | 1 | 2 | | Jim McManus | 2 | 3 | | | | | | | |
| Fred Stolle | 6 | 6 | | Fred Stolle | 6 | 6 | | | | | | | |
| K. S. Leung | 1 | 3 | | | | | Fred Stolle | 6 | 6 | | | | |
| Jeff Simpson | 6 | 6 | | | | | Brian Gottfried | 3 | 4 | | | | |
| Po Tau | 4 | 0 | | Jeff Simpson | 4 | 1 | | | | | | | |
| Brian Gottfried | 6 | 6 | | Brian Gottfried | 6 | 6 | | | | | | | |
| William Koo | 1 | 0 | | | | | | | | Fred Stolle | 0 | 7 | 4 |
| John Bartlett | 6 | 7 | | | | | | | | Charlie Pasarell | 6 | 6 | 6 |
| Željko Franulović | 1 | 6 | | John Bartlett | 3 | 2 | | | | | | | |
| Raúl Ramírez | 6 | 4 | 6 | Raúl Ramírez | 6 | 6 | | | | | | | |
| Ashley Cooper | 4 | 6 | 1 | | | | Raúl Ramírez | 2 | 6 | | | | |
| Charlie Pasarell | 6 | 6 | | | | | Charlie Pasarell | 6 | 7 | | | | |
| Charles Chang | 4 | 2 | | Charlie Pasarell | 6 | 6 | | | | | | | |
| Vijay Amritraj | 6 | 6 | | Vijay Amritraj | 3 | 4 | | | | | | | |
| Tau Luu | 2 | 2 | | | | | | | | | | | |