The men's singles was one of five events of the 1922 World Hard Court Championships tennis tournament held in Brussels, Belgium from 13 until 21 May 1922. The draw consisted of 62 players. Bill Tilden was the defending champion, but did not participate. Frenchman Henri Cochet won the title after defeating Spaniard Manuel de Gomar in the final.

	Quarterfinals									Semifinals									Final
	Manuel de Gomar		6	6	6
	Charles Aeschlimann		0	1	2
										Manuel de Gomar		4	8	6	6
										Jean Borotra		6	6	1	0
	Maurice v.d. Bemden		5	3	7	3
	Jean Borotra		7	6	5	6
																			Manuel de Gomar		0	6	6	1	2
																			Henri Cochet		6	2	4	6	6
	Manuel Alonso		3	3	6	4
	Henri Cochet		6	6	4	6
										Henri Cochet		4	6	6	6
										Nicolae Mişu		6	2	2	1
	Georges Watson		4	3	6	2
	Nicolae Mişu		6	6	4	6

	First round									Second round									Third round									Quarterfinals
										Eduardo Flaquer		6	1	6	6
	Francis Lowe		6	6	6					Francis Lowe		3	6	2	2
	Weber		0	1	0														Eduardo Flaquer		5	4	4
	Jean Washer		w/o																Manuel de Gomar		7	6	6
	G.E. Hill									Jean Washer		3	2	12	4
	Manuel de Gomar		6	8	6					Manuel de Gomar		6	6	10	6
	Mino Balbi de Robecco		4	6	2																							Manuel de Gomar		6	6	6
	Rázný Zemla		w/o																									Charles Aeschlimann		0	1	2
	Alberto Chiesa									Rázný Zemla		0	2	1
	Charles Aeschlimann		w/o							Charles Aeschlimann		6	6	6
	Umberto de Morpurgo																		Charles Aeschlimann		6	6	6
	P. de Becker		1	2	0														J. Sabès		3	2	3
	J. Sabès		6	6	6					J. Sabès		6	6	2	6
	Alberto Bonacossa		w/o							Alberto Bonacossa		4	3	6	2
	Paul Féret

	First round									Second round									Third round									Quarterfinals
	Alain Gerbault		w/o
	Gerard Scheurleer									Alain Gerbault		6	4	6	7
	Stéphane Halot		4	1						Stéphane Halot		2	6	3	5
	Stanley Doust		6	3r															Alain Gerbault		7	2	7	8	4
	Maurice v.d. Bemden		6	6	6														Maurice v.d. Bemden		5	6	9	6	6
	C.E. Leonard Lyle		4	0	1					Maurice v.d. Bemden		6	6	6
	Arthur Wallis Myers		w/o							Arthur Wallis Myers		4	2	1
	J. d'Espine																											Maurice v.d. Bemden		5	3	7	3
	Ali-Hassan Fyzee		w/o																									Jean Borotra		7	6	5	6
	Brian Norton									Ali-Hassan Fyzee		6	2	6	7
	Friedrich Röhrer		6	6	6					Friedrich Röhrer		2	6	3	5
	André Laloux		4	2	4														Ali-Hassan Fyzee		6	1	8	2	4
	Marcel Dupont		6	6	6														Jean Borotra		3	6	6	6	6
	Svend Olsen		4	1	2					Marcel Dupont		2	10	6	6	5
	Jean Borotra		6	6	2	6				Jean Borotra		6	12	4	2	7
	Augustos Zerlendis		2	4	6	1

	First round									Second round									Third round									Quarterfinals
	Kick van Lennep		6	6	6
	G.L.A. Brian		4	2	0					Kick van Lennep		6	6	6
	G. Triest		6	6	6					G. Triest		2	0	4
	Sláva Ardelt-Robětín		1	2	4														Kick van Lennep		4	3	2
	Pablo Debran		w/o																Manuel Alonso		6	6	6
	Dean Mathey									Pablo Debran
	Manuel Alonso		6	6	6					Manuel Alonso		w/o
	Pavel Macenauer		2	2	1																							Manuel Alonso		3	3	6	4
	R.H. Spaak		w/o																									Henri Cochet		6	6	4	6
	Hamilton Price									R.H. Spaak		1	3	6	1
	John Gilbert		w/o							John Gilbert		6	6	4	6
	André Gobert																		John Gilbert		5	3	3
	Maas van der Feen		6	6	5	2	6												Henri Cochet		7	6	6
	Erik Tegner		3	1	7	6	2			Maas van der Feen		4	4	4
	Henri Cochet		6	6	4	6				Henri Cochet		6	6	6
	Riccardo Sabbadini		2	4	6	3

	First round									Second round									Third round									Quarterfinals
	Jose Maria Alonso		6	6	6
	Vertaing		1	1	1					Jose Maria Alonso		w/o
	W. Lemaire de Warzeé		w/o							W. Lemaire de Warzeé
	Ernest Lamb																		Jose Maria Alonso		4	1	3
	Cesare Colombo		6	6	6														Georges Watson		6	6	6
	Maurice Ferrier		1	1	3					Cesare Colombo		6	4	3	6	1
	Georges Watson		6	3	2	8	6			Georges Watson		3	6	6	4	6
	Jack Hillyard		3	6	6	6	2																					Georges Watson		4	3	6	2
	René Lacoste		6	6	5	0	6																					Nicolae Mişu		6	6	4	6
	Herbert Roper-Barrett		4	4	7	6	0			René Lacoste		6	6	7
	J.T. de Poncheville		6	6	6					J.T. de Poncheville		0	1	5
	R. Laloux		3	0	1														René Lacoste		2	3	2
	Nicolae Mişu		6	6	6														Nicolae Mişu		6	6	6
	Pierre du Pasquier		2	3	1					Nicolae Mişu		6	6	6
										R. de Graffenried		4	1	1