Men's singles
1928 Australian Championships
Final
Champion	Jean Borotra
Runner-up	Jack Cummings
Score	6–4, 6–1, 4–6, 5–7, 6–3
Details
Draw	40
Seeds	8
Events
Singles men women boys girls Doubles men women mixed boys girls
← 1927 · Australian Championships · 1929 →

Jean Borotra defeated Jack Cummings 6–4, 6–1, 4–6, 5–7, 6–3 in the final to win the men's singles tennis title at the 1928 Australian Championships.

The seeded players are listed below. Jean Borotra is the champion; others show the round in which they were eliminated.

1. Jean Borotra (champion)
2. Gerald Patterson (quarterfinals)
3. Jacques Brugnon (third round)
4. Jack Crawford (semifinals)
5. Christian Boussus (third round)
6. Harry Hopman (quarterfinals)
7. Jack Hawkes (quarterfinals)
8. Gar Moon (third round)

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• r = Retired

	Quarterfinals									Semifinals									Finals
	1	Jean Borotra	6	6	6
	6	Harry Hopman	4	4	3					1	Jean Borotra	4	6	1	7	6
	4	Jack Crawford	6	8	6					4	Jack Crawford	6	3	6	5	4
	7	Jack Hawkes	2	6	3														1	Jean Borotra	6	6	4	5	6
		Jack Cummings	4	2	6	8	6													Jack Cummings	4	1	6	7	3
		Frederick Kalms	6	6	3	6	1				Jack Cummings	6	2	6	8
		Bob Schlesinger	6	7	6						Bob Schlesinger	1	6	4	6
	2	Gerald Patterson	4	9	4

	First round									Second round									Third round									Quarterfinals
	1	Borotra	6	6	6
		Fitzgerald	2	3	0					1	Borotra	6	6	6
		Sproule	6	6	6						Sproule	2	0	3
		Brewster	2	4	3														1	Borotra	1	4	6	6	6
		Medcalf	6	6	6															Baker	6	6	1	2	1
		Williams	2	3	2						Medcalf	7	8	4	3
		Baker	5	4	6	7	6				Baker	5	10	6	6
		Munns	7	6	2	5	0																					1	Borotra	6	6	6
																												6	Hopman	4	4	3
										6	Hopman	5	6	4	6	6
											Page	7	1	6	2	3
																			6	Hopman	6	3	6	4	6
																				Wertheim	3	6	2	6	4
											Wertheim	6	6	6
											Hicks	0	1	3

	First round									Second round									Third round									Quarterfinals
										4	Crawford	6	6	6	3	6
											Cattanach	3	8	4	6	2
																			4	Crawford	6	6	7
																				Bayley	4	2	5
											Bayley	7	6	6
											Smith	5	0	1
																												4	Crawford	6	8	6
																												7	Hawkes	2	6	3
										7	Hawkes	6	6	6
											Southwick	0	1	1
																			7	Hawkes	6	6	6
																				Dunlop	1	1	2
											Dunlop	6	3	6	4	7
											McCausland	3	6	3	6	5

	First round									Second round									Third round									Quarterfinals
											Cummings	6	6	6
											Ward	0	0	1
																				Cummings	6	1	6	9
																			3	Brugnon	2	6	2	7
										3	Brugnon	6	6	6
											Coram	2	2	4
																													Cummings	4	2	6	8	6
		Colvin	6	5	6	6																							Kalms	6	6	3	6	1
		Thurlow	2	7	1	3					Colvin	4	0	2
		Kalms	8	6	6						Kalms	6	6	6
		Hatherley	6	0	1															Kalms	10	4	6	6
		A. Willard	6	6	4	6													8	Moon	8	6	3	2
		Dunn	4	3	6	1					A. Willard	2	3	1
	8	Moon	6	6	6					8	Moon	6	6	6
		Frankenberg	3	1	1

	First round									Second round									Third round									Quarterfinals
										5	Boussus	6	6	6
											Ford	1	3	4
																			5	Boussus	2	6	6	0	3
																				Schlesinger	6	2	2	6	6
											Schlesinger	6	6	6
											J. Willard	0	4	0
																													Schlesinger	6	7	6	rtd.
																												2	Patterson	4	9	4
											Peach	6	2	3	7	6
											Walker	2	6	6	5	1
																				Peach	8	3	6	3
																			2	Patterson	10	6	3	6
											Down	2	1	1
										2	Patterson	6	6	6

• 1928 Australian Championships – Women's singles

• [1] Source for the draw at ausopen.com
• [2] Source for seedings