Bob Lutz and Stan Smith defeated John Alexander and Phil Dent 6–3, 8–6, 6–3 in the final to win the men's doubles title at the 1970 Australian Open.

All seeds receive a bye into the second round.

	Semifinals									Final
	8	John Alexander Phil Dent	9	6	6	6
		Syd Ball Bob Giltinan	11	3	4	2
										8	John Alexander Phil Dent	3	6	3
										2	Bob Lutz Stan Smith	6	8	6
	4	Dick Crealy Allan Stone	4	4	4
	2	Bob Lutz Stan Smith	6	6	6

	First round							Second round							Quarterfinals							Semifinals
								1	J Newcombe N Pilić	6	6
		G Battrick L Schloss	7	10					G Battrick L Schloss	3	4
		J Brown A Hammond	5	8											1	J Newcombe N Pilić	4	9
		T Gorman J McManus	1	9	6										8	J Alexander P Dent	6	11
		K Coombes G Pollard	6	7	4				T Gorman J McManus	9	3
								8	J Alexander P Dent	11	6
																						8	J Alexander P Dent	9	6	6	6
																							S Ball B Giltinan	11	3	4	2
								3	A Ashe D Ralston	7	6	4
		S Ball B Giltinan							S Ball B Giltinan	9	4	6
		B Paul M Werren	w/o													S Ball B Giltinan	16	6	6
		B Carmichael R Keldie	6	6												B Carmichael R Keldie	18	1	2
		P Loizeau A Shapter	2	2					B Carmichael R Keldie
								6	M Anderson T Roche	w/o

	First round							Second round							Quarterfinals							Semifinals
								4	D Crealy A Stone	5	6	6
		N Neely D Dell	1	8	7				J Kukal V Zednik	7	3	4
		J Kukal V Zednik	6	6	9										4	D Crealy A Stone	5	6	6
		J Bartlett G Masters														J Bartlett G Masters	7	3	4
		E Argyriou Pieter Verstraeten	w/o						J Bartlett G Masters	13	7
								5	T Okker R Taylor	11	5
																						4	D Crealy A Stone	4	4	4
																						2	B Lutz S Smith	6	6	6
								7	W Bowrey R Ruffels	15	3
		A Gardiner F Sedgman	w/o						J Cooper B Phillips-Moore	17	6
		J Cooper B Phillips-Moore														J Cooper B Phillips-Moore	3	4
		C Dibley P Doerner	9	6											2	B Lutz S Smith	6	6
		S Sugiarto G Widjojo	7	2					C Dibley P Doerner	8	4
								2	B Lutz S Smith	10	6

• 1970 Australian Open – Men's draws and results at the International Tennis Federation