Men's singles
1931 Australian Championships
Final
Champion	Jack Crawford
Runner-up	Harry Hopman
Score	6–4, 6–2, 2–6, 6–1
Details
Draw	32 (4 Q)[a]
Seeds	8
Events
Singles men women boys girls Doubles men women mixed boys girls
← 1930 · Australian Championships · 1932 →

Jack Crawford defeatedHarry Hopman 6–4, 6–2, 2–6, 6–1 in the final to win the men's singles tennis title at the1931 Australian Championships.

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

1. Jack Crawford(champion)
2. Harry Hopman(finalist)
3. Gar Moon(quarterfinals)
4. Jack Cummings(semifinals)
5. Clifford Sproule(quarterfinals)
6. Ray Dunlop(first round)
7. Harry Hassett(quarterfinals)
8. Don Turnbull(semifinals)

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

	Quarterfinals									Semifinals									Finals
	1	Jack Crawford	6	3	6	6
	5	Clifford Sproule	0	6	0	3				1	Jack Crawford	6	6	12
	3	Gar Moon	7	6	3	6	2			8	Don Turnbull	2	2	10
	8	Don Turnbull	9	2	6	4	6												1	Jack Crawford	6	6	2	6
	2	Harry Hopman	5	6	6	6													2	Harry Hopman	4	2	6	1
		Aubrey Willard	7	3	4	4				2	Harry Hopman	8	6	6
	4	Jack Cummings	6	6	6					4	Jack Cummings	6	2	4
	7	Harry Hassett	2	2	4

	First round									Second round									Quarterfinals									Semifinals
	1	Crawford	7	8	6
		Teague	5	6	3					1	Crawford	6	6	6
		Walker	w/o								Walker	0	1	2
		McMichael																	1	Crawford	6	3	6	6
	5	Sproule	6	6	6														5	Sproule	0	6	0	3
		Tonkin	2	3	0					5	Sproule	6	6	6
		Peach	4	6	6	6	6				Peach	0	2	1
	Q	Tytherleigh	6	2	8	2	3																					1	Crawford	6	6	12
	3	Moon	6	6	6																							8	Turnbull	2	2	10
		Smith	1	3	1					3	Moon	3	7	6
		Quist	w/o								Quist	6	5	3	r
		G. Thomas																	3	Moon	7	6	3	6	2
	8	Turnbull	6	6	6														8	Turnbull	9	2	6	4	6
		Purcell	0	2	0					8	Turnbull	6	6	6
	Q	O'Connor	6	6	7					Q	O'Connor	1	1	2
		R. Thomas	3	1	5

	First round									Second round									Quarterfinals									Semifinals
	2	Hopman	6	6	4	6
		J. Willard	1	3	6	1				2	Hopman	6	6	6
		Moore	w/o								Moore	2	4	1
		Du. Thompson																	2	Hopman	5	6	6	6
		A. Willard	6	2	3	6	6													A. Willard	7	3	4	4
	6	Dunlop	0	6	6	3	4				A. Willard	4	6	6	6
	Q	Chrystal	6	6						Q	Chrystal	6	2	2	1
		Knight	0	2	r																							2	Hopman	8	6	6
	4	Cummings	5	6	6	6																						4	Cummings	6	2	4
		Schwartz	7	2	3	0				4	Cummings	3	3	6	7	6
		Donohoe	6	6	3	6					Donohoe	6	6	1	5	3
		Shepherd	1	1	6	3													4	Cummings	6	6	6
	7	Hassett	6	6	5	8													7	Hassett	2	2	4
		Ewin	0	1	7	6				7	Hassett	w/o
		Da. Thompson	7	6	7						Da. Thompson
	Q	Huxtable	5	0	5

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

• Australian Championships (tennis) by year – Men's singles
• 1931 in Australian tennis
• 1931 Australian Championships
• 1931 in men's tennis

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