# 1923 World Hard Court Championships – Men's singles

The men's singles was one of five events of the 1923 World Hard Court Championships tennis tournament held in Paris, France from 19 until 27 May 1923. The draw consisted of 70 players. Henri Cochet was the defending champion, but was knocked out in the semifinals. American Bill Johnston won the title after defeating Belgian Jean Washer in the final in 5 sets.

## 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final | Final | Final |
| Kick van Lennep | Kick van Lennep | 6 | 0 | 1 | 8 | | | | | | | | | | | | | | |
| Henri Cochet | Henri Cochet | 4 | 6 | 6 | 10 | | | | | | | | | | | | | | |
| Henri Cochet | Henri Cochet | 4 | 6 | 6 | 10 | Henri Cochet | Henri Cochet | 1 | 6 | 6 | 4 | 3 | | | | | | | |
| | | | | | | Jean Washer | Jean Washer | 6 | 3 | 3 | 6 | 6 | | | | | | | |
| Erik Tegner | Erik Tegner | 3 | 1 | 0 | | Jean Washer | Jean Washer | 6 | 3 | 3 | 6 | 6 | | | | | | | |
| Jean Washer | Jean Washer | 6 | 6 | 6 | | | | | | | | | | | | | | | |
| Jean Washer | Jean Washer | 6 | 6 | 6 | | | | | | | | | Jean Washer | Jean Washer | 6 | 2 | 2 | 6 | 3 |
| | | | | | | | | | | | | | Bill Johnston | Bill Johnston | 4 | 6 | 6 | 4 | 6 |
| Bill Johnston | Bill Johnston | 6 | 6 | 6 | | | | | | | | | | | | | | | | Bill Johnston | Bill Johnston | 4 | 6 | 6 | 4 | 6 |
| Roger Danet | Roger Danet | 3 | 2 | 1 | | | | | | | | | | | | | | | |
| Roger Danet | Roger Danet | 3 | 2 | 1 | | Bill Johnston | Bill Johnston | 6 | 8 | 6 | 6 | | | | | | | | |
| | | | | | | René Lacoste | René Lacoste | 4 | 10 | 4 | 3 | | | | | | | | |
| René Lacoste | René Lacoste | 6 | 6 | 6 | | René Lacoste | René Lacoste | 4 | 10 | 4 | 3 | | | | | | | | |
| Maas van der Feen | Maas van der Feen | 1 | 3 | 1 | | | | | | | | | | | | | | | |

### Top half
#### Section 1

| Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| John Gilbert | John Gilbert | 6 | 6 | 6 | | | | | | | | | | | |
| André Roche | André Roche | 3 | 2 | 1 | | | | | | | | | | | |
| | | | | | John Gilbert | John Gilbert | 6 | 6 | 6 | | | | | | |
| | | | | | Jacques Brugnon | Jacques Brugnon | 2 | 4 | 2 | | | | | | |
| G.L.A. Brian | G.L.A. Brian | 4 | 3 | 1 | | | | | | | | | | | |
| Jacques Brugnon | Jacques Brugnon | 6 | 6 | 6 | | | | | | | | | | | |
| | | | | | | | | | | John Gilbert | John Gilbert | 6 | 3 | 4 | 6 |
| | | | | | | | | | | Kick van Lennep | Kick van Lennep | 4 | 6 | 6 | 8 |
| Kick van Lennep | Kick van Lennep | 6 | 6 | 6 | | | | | | | | | | | |
| Alain Bernard | Alain Bernard | 2 | 3 | 0 | | | | | | | | | | | |
| | | | | | Kick van Lennep | Kick van Lennep | 6 | 6 | 6 | | | | | | |
| | | | | | Maurice v.d. Bemden | Maurice v.d. Bemden | 1 | 0 | 0 | | | | | | |
| Maurice v.d. Bemden | Maurice v.d. Bemden | ? | ? | ? | | | | | | | | | | | |

#### Section 2

| Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| Rázný Zemla | Rázný Zemla | w/o | | | | | | | | | | | | | |
| Ali-Hassan Fyzee | Ali-Hassan Fyzee | | | | | | | | | | | | | | |
| | | | | | Rázný Zemla | Rázný Zemla | 3 | 7 | 5 | | | | | | |
| | | | | | Brame Hillyard | Brame Hillyard | 6 | 9 | 7 | | | | | | |
| Placido Gaslini | Placido Gaslini | 2 | 2 | 1 | | | | | | | | | | | |
| Brame Hillyard | Brame Hillyard | 6 | 6 | 6 | | | | | | | | | | | |
| | | | | | | | | | | | Brame Hillyard | Brame Hillyard | 2 | 8 | 4 |
| | | | | | | | | | | | Henri Cochet | Henri Cochet | 6 | 02 | 6 |
| Henri Cochet | Henri Cochet | w/o | | | | | | | | | | | | | |
| Friedrich Röhrer | Friedrich Röhrer | | | | | | | | | | | | | | |
| | | | | | Henri Cochet | Henri Cochet | 1 | 6 | 9 | 6 | | | | | |
| | | | | | Cesare Colombo | Cesare Colombo | 6 | 2 | 7 | 3 | | | | | |
| Jacques Samazeuilh | Jacques Samazeuilh | | | | | | | | | | | | | | |
| Cesare Colombo | Cesare Colombo | w/o | | | | | | | | | | | | | |

#### Section 3

| Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| Pablo Debran | Pablo Debran | w/o | | | | | | | | | | | | | | | |
| Donald Greig | Donald Greig | | | | | | | | | | | | | | | | |
| | | | | | | Pablo Debran | Pablo Debran | 6 | 3 | 6 | 8 | | | | | | |
| | | | | | | Erik Tegner | Erik Tegner | 4 | 6 | 8 | 10 | | | | | | |
| Erik Tegner | Erik Tegner | 6 | 6 | 6 | | | | | | | | | | | | | |
| C. Strazza | C. Strazza | 4 | 1 | 4 | | | | | | | | | | | | | |
| | | | | | | | | | | | | Erik Tegner | Erik Tegner | 1 | 6 | 6 | 6 |
| | | | | | | | | | | | | Eduardo Flaquer | Eduardo Flaquer | 6 | 4 | 3 | 2 |
| Pierre Hirsch | Pierre Hirsch | 4 | 6 | 6 | 6 | | | | | | | | | | | | |
| André Casanova | André Casanova | 6 | 4 | 3 | 3 | | | | | | | | | | | | |
| | | | | | | Pierre Hirsch | Pierre Hirsch | 6 | 2 | 1 | 0 | | | | | | |
| | | | | | | Eduardo Flaquer | Eduardo Flaquer | 2 | 6 | 6 | 6 | | | | | | |
| Eduardo Flaquer | Eduardo Flaquer | ? | ? | ? | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| | | | | | | André Gobert | André Gobert | 8 | 4 | 6 | 6 | | | | | | | | | | | | | |
| | | | | | | J. d'Espine | J. d'Espine | 6 | 6 | 3 | 3 | | | | | | | | | | | | | |
| | | | | | | | | | | | | André Gobert | André Gobert | 7 | 6 | 11 | 1 | 6 | | | | | | |
| | | | | | | | | | | | | Umberto de Morpurgo | Umberto de Morpurgo | 9 | 3 | 9 | 6 | 3 | | | | | | |
| | | | | | | F. R. Leighton Crawford | F. R. Leighton Crawford | 4 | 4 | 9 | 0 | | | | | | | | | | | | | |
| | | | | | | Umberto de Morpurgo | Umberto de Morpurgo | 6 | 6 | 7 | 6 | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | André Gobert | André Gobert | 7 | 4 | 4 | 8 |
| | | | | | | | | | | | | | | | | | | | Jean Washer | Jean Washer | 5 | 6 | 6 | 02 |
| | | | | | | Brian Norton | Brian Norton | | | | | | | | | | | | | | | | | |
| Jean Washer | Jean Washer | 8 | 4 | 6 | 6 | Jean Washer | Jean Washer | w/o | | | | | | | | | | | | | | | | |
| R. Georges | R. Georges | 6 | 6 | 3 | 3 | | | | | | | Jean Washer | Jean Washer | 6 | 6 | 6 | | | | | | | | |
| R. Barbas | R. Barbas | 6 | 6 | 6 | | | | | | | | Max Decugis | Max Decugis | 1 | 2 | 2 | | | | | | | | |
| Mario Brian | Mario Brian | 2 | 1 | 0 | | R. Barbas | R. Barbas | 4 | 5 | 6 | 2 | | | | | | | | | | | | | |
| Max Decugis | Max Decugis | w/o | | | | Max Decugis | Max Decugis | 6 | 7 | 3 | 6 | | | | | | | | | | | | | |
| Nicolae Mişu | Nicolae Mişu | | | | | | | | | | | | | | | | | | | | | | | |

### Bottom half
#### Section 5

| First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| Bill Johnston | Bill Johnston | 6 | 4 | 7 | 6 | | | | | | | | | | | | | | | | | | | |
| Coco Gentien | Coco Gentien | 4 | 6 | 5 | 4 | Bill Johnston | Bill Johnston | 6 | 8 | 6 | | | | | | | | | | | | | | |
| Clemente Serventi | Clemente Serventi | 6 | 6 | 6 | | Clemente Serventi | Clemente Serventi | 0 | 6 | 2 | | | | | | | | | | | | | | |
| Robert Champin | Robert Champin | 3 | 2 | 3 | | | | | | | | | Bill Johnston | Bill Johnston | 6 | 6 | 4 | 6 | | | | | | |
| Arthur Diemer Kool | Arthur Diemer Kool | 8 | 6 | 6 | | | | | | | | | Arthur Diemer Kool | Arthur Diemer Kool | 3 | 2 | 6 | 4 | | | | | | |
| Adrien Aron | Adrien Aron | 6 | 1 | 3 | | Arthur Diemer Kool | Arthur Diemer Kool | w/o | | | | | | | | | | | | | | | | |
| | | | | | | Jean Francois Blanchy | Jean Francois Blanchy | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | Bill Johnston | Bill Johnston | 6 | 4 | 6 | 6 |
| | | | | | | | | | | | | | | | | | | | Léonce Aslangul | Léonce Aslangul | 4 | 6 | 2 | 2 |
| | | | | | | Léonce Aslangul | Léonce Aslangul | 6 | 6 | 6 | | | | | | | | | | | | | | |
| | | | | | | K.W. Webb | K.W. Webb | 0 | 0 | 0 | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | Léonce Aslangul | Léonce Aslangul | 6 | 0 | 6 | 6 | | | | | | |
| | | | | | | | | | | | | | Paul Féret | Paul Féret | 2 | 6 | 1 | 0 | | | | | | |
| | | | | | | Paul Féret | Paul Féret | 3 | 6 | 6 | 0 | 6 | | | | | | | | | | | | |
| | | | | | | Giovanni Balbi | Giovanni Balbi | 6 | 0 | 3 | 6 | 3 | | | | | | | | | | | | |

#### Section 6

| Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| Sláva Ardelt-Robětín | Sláva Ardelt-Robětín | w/o | | | | | | | | | | | | | |
| Stanley Doust | Stanley Doust | | | | | | | | | | | | | | |
| | | | | | Sláva Ardelt-Robětín | Sláva Ardelt-Robětín | 4 | 1 | 2 | | | | | | |
| | | | | | Roger Danet | Roger Danet | 6 | 6 | 6 | | | | | | |
| Roger Danet | Roger Danet | 6 | 11 | 6 | | | | | | | | | | | |
| Clifton Herd | Clifton Herd | 3 | 9 | 2 | | | | | | | | | | | |
| | | | | | | | | | | Roger Danet | Roger Danet | 6 | 6 | 6 | 6 |
| | | | | | | | | | | Manuel de Gomar | Manuel de Gomar | 3 | 8 | 0 | 3 |
| Henry Moore | Henry Moore | 1 | 1 | 2 | | | | | | | | | | | |
| Manuel de Gomar | Manuel de Gomar | 6 | 6 | 6 | | | | | | | | | | | |
| | | | | | Manuel de Gomar | Manuel de Gomar | 6 | 6 | 6 | | | | | | |
| | | | | | Erik Worm | Erik Worm | 4 | 3 | 1 | | | | | | |
| Torriep | Torriep | 5 | 3 | 4 | | | | | | | | | | | |
| Erik Worm | Erik Worm | 7 | 6 | 6 | | | | | | | | | | | |

#### Section 7

| Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| René Lacoste | René Lacoste | 6 | 6 | 6 | | | | | | | | | | | | |
| Jose de Verda | Jose de Verda | 3 | 3 | 3 | | | | | | | | | | | | |
| | | | | | | René Lacoste | René Lacoste | 6 | 7 | 2 | 6 | | | | | |
| | | | | | | Charles Aeschlimann | Charles Aeschlimann | 1 | 5 | 6 | 2 | | | | | |
| Charles Aeschlimann | Charles Aeschlimann | w/o | | | | | | | | | | | | | | |
| F. Borotra | F. Borotra | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | René Lacoste | René Lacoste | 6 | 7 | 6 |
| | | | | | | | | | | | | John Wheatley | John Wheatley | 4 | 5 | 4 |
| John Wheatley | John Wheatley | 6 | 4 | 6 | 6 | | | | | | | | | | | |
| Jean le Besnerais | Jean le Besnerais | 3 | 6 | 3 | 1 | | | | | | | | | | | |
| | | | | | | John Wheatley | John Wheatley | 6 | 6 | 4 | 6 | | | | | |
| | | | | | | Pierre Canivet | Pierre Canivet | 3 | 2 | 6 | 1 | | | | | |
| Athar-Ali Fyzee | Athar-Ali Fyzee | | | | | | | | | | | | | | | |
| Pierre Canivet | Pierre Canivet | w/o | | | | | | | | | | | | | | |

#### Section 8

| Second round | Second round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Fourth round | Fourth round | Fourth round | Fourth round | Fourth round |
| Jean Borotra | Jean Borotra | | | | | | | | | | | | | |
| Frantisek Soyka | Frantisek Soyka | w/o | | | | | | | | | | | | |
| | | | | | | | Frantisek Soyka | Frantisek Soyka | | | | | | |
| | | | | | | | Maas van der Feen | Maas van der Feen | w/o | | | | | |
| Maas van der Feen | Maas van der Feen | 6 | 4 | 3 | 6 | 6 | | | | | | | | |
| Edouard Thurneyssen | Edouard Thurneyssen | 3 | 6 | 6 | 1 | 4 | | | | | | | | |
| | | | | | | | | | | Maas van der Feen | Maas van der Feen | 6 | 6 | 6 |
| | | | | | | | | | | Henning Larsen | Henning Larsen | 2 | 2 | 2 |
| Georges Watson | Georges Watson | 6 | 3 | 6 | 6 | 6 | | | | | | | | |
| Sune Malmström | Sune Malmström | 4 | 6 | 2 | 8 | 1 | | | | | | | | |
| | | | | | | | Georges Watson | Georges Watson | | | | | | |
| | | | | | | | Henning Larsen | Henning Larsen | w/o | | | | | |
| Henning Larsen | Henning Larsen | 3 | 2 | 6 | 0 | | | | | | | | | |
| George Manset | George Manset | 6 | 6 | 3 | 0$^r$ | | | | | | | | | |