Men's singles
1923 World Hard Court Championships
Final
Champion	Bill Johnston
Runner-up	Jean Washer
Score	4–6, 6–2, 6–2, 4–6, 6–3
Details
Draw	70
Events
Singles men women Doubles men women mixed
← 1922 · World Hard Court Championships

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 five sets.^[1][2][3]

Key

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

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

	First round									Second round									Third round									Fourth round
										Rázný Zemla		w/o
										Ali-Hassan Fyzee
																			Rázný Zemla		3	7	5
																			Brame Hillyard		6	9	7
										Placido Gaslini		2	2	1
										Brame Hillyard		6	6	6
																												Brame Hillyard		2	8	4
																												Henri Cochet		6	10	6
										Henri Cochet		w/o
										Friedrich Röhrer
																			Henri Cochet		1	6	9	6
																			Cesare Colombo		6	2	7	3
										Jacques Samazeuilh
										Cesare Colombo		w/o

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

	First round									Second round									Third round									Fourth round
										André Gobert		8	4	6	6
										J. d'Espine		6	6	3	3
																			André Gobert		7	6	11	1	6
																			Umberto de Morpurgo		9	3	9	6	3
										F. R. Leighton Crawford		4	4	9	0
										Umberto de Morpurgo		6	6	7	6
																												André Gobert		7	4	4	8
																												Jean Washer		5	6	6	10
										Brian Norton
	Jean Washer		8	4	6	6				Jean Washer		w/o
	R. Georges		6	6	3	3													Jean Washer		6	6	6
	R. Barbas		6	6	6														Max Decugis		1	2	2
	Mario Brian		2	1	0					R. Barbas		4	5	6	2
	Max Decugis		w/o							Max Decugis		6	7	3	6
	Nicolae Mişu

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

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

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

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