Men's doubles
1931 Australian Championships
Final
Champions	Charles Donohoe Ray Dunlop
Runners-up	Jack Crawford Harry Hopman
Score	8–6, 6–2, 5–7, 7–9, 6–4
Details
Draw	16
Seeds	4
Events
Singles men women boys girls Doubles men women mixed boys girls
← 1930 · Australian Championships · 1932 →

The third seeds Charles Donohoe and Ray Dunlop defeated the defending champions Jack Crawford and Harry Hopman 8–6, 6–2, 5–7, 7–9, 6–4 in the final, to win the men's doubles tennis title at the 1931 Australian Championships.^{[1][2][3][4][5]}

Because of falling light this match had to be ceased on a scheduled day (Saturday, 7 March) with the score at two sets to one for Donohoe/Dunlop and 7–7 in the fourth.^[6] The play was resumed on Monday, 9 March.^[7]

	First round									Quarterfinals									Semifinals									Final
	1	Jack Crawford Harry Hopman	6	6	1	6
		Jack Cummings Bruce Walker	2	4	6	4				1	Jack Crawford Harry Hopman	w/o
		Reg Ewin Bill Steley	6	6	6						Reg Ewin Bill Steley
		F. Bowen W. Warren	4	2	2														1	Jack Crawford Harry Hopman	6	6	6
		Ted Budrodeen Cecil Ward	6	6	6														4	Rupert Shepherd Don Turnbull	3	4	3
		Dick McMichael Bob Thomas	3	4	4						Ted Budrodeen Cecil Ward	1	3	3		[b]
	4	Rupert Shepherd Don Turnbull	6	6	6					4	Rupert Shepherd Don Turnbull	6	6	6
		Jack Purcell Bert Tonkin	4	2	3																							1	Jack Crawford Harry Hopman	6	2	7	9	4
	2	Dave Thompson Jim Willard	7	6	6																							3	Charles Donohoe Ray Dunlop	8	6	5	7	6
		Harold Doctor Gar Moon	5	4	4					2	Dave Thompson Jim Willard	w/o
		Angus Smith Duncan Thompson	6	5	6	6					Angus Smith Duncan Thompson
		Len Schwartz George Thomas	3	7	4	3	[a]												2	Dave Thompson Jim Willard	2	8	4	3
		Harry Hassett Willis Teague	6	6	6														3	Charles Donohoe Ray Dunlop	6	6	6	6
		Bruce Moore Adrian Quist	4	4	1						Harry Hassett Willis Teague	6	0	6	1	1
	3	Charles Donohoe Ray Dunlop	6	1	6	6	6			3	Charles Donohoe Ray Dunlop	4	6	3	6	6
		Norman Peach Aubrey Willard	8	6	1	4	4

• [1] Source for seedings