Mixed doubles
1985 US Open
Final
Champions	Martina Navratilova Heinz Günthardt
Runners-up	Elizabeth Smylie John Fitzgerald
Score	6–3, 6–4
Events
Singles men women boys girls Doubles men women mixed boys girls WC Singles men women quad WC Doubles men women quad Legends men women mixed
← 1984 · US Open · 1986 →

Manuela Maleeva and Tom Gullikson were the defending champions but lost in the second round to Kathleen Horvath and Leif Shiras.

Martina Navratilova and Heinz Günthardt won in the final 6–3, 6–4 against Elizabeth Smylie and John Fitzgerald.

Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.

	Final
	1	Martina Navratilova Heinz Günthardt	6	6
	2	Elizabeth Smylie John Fitzgerald	3	4

	First round							Second round							Quarterfinals							Semifinals
	1	M Navratilova H Günthardt	6	6
		P Medrado G Barbosa	1	4				1	M Navratilova H Günthardt	6	6
		H Crowe B Dyke	4	6					P Barg S Perkiss	2	3
		P Barg S Perkiss	6	7											1	M Navratilova H Günthardt	6	3	6
		P Casale D Graham	3	3												V Wade K Warwick	3	6	3
		V Wade K Warwick	6	6					V Wade K Warwick	6	6	7
		P Louie M Mitchell	1	4				7	H Mandlíková I Năstase	7	4	5
	7	H Mandlíková I Năstase	6	6																		1	M Navratilova H Günthardt	6	6
	4	K Jordan S Denton	2	4																			K Horvath L Shiras	4	2
		I Kloss S Meister	6	6					I Kloss S Meister	6	5	3
		J Russell D Gitlin	6	6					J Russell D Gitlin	3	7	6
		E Burgin M Bauer	2	2												J Russell D Gitlin	6	7	3
		C Reynolds T Delatte	6	6	6											K Horvath L Shiras	7	6	6
		K Horvath L Shiras	7	3	7				K Horvath L Shiras	6	6
		B Gadusek M Fancutt	6	7	6			6	M Maleeva T Gullikson	4	2
	6	M Maleeva T Gullikson	7	6	7

	First round							Second round							Quarterfinals							Semifinals
	8	L Gildemeister Ha Gildemeister
		Z Garrison M Freeman	w/o						Z Garrison M Freeman	7	6
		J Hetherington R Acuña	3	4					B Bunge He Gildemeister	6	4
		B Bunge He Gildemeister	6	6												Z Garrison M Freeman	4	4
		C Monteiro C Motta	4	5											3	W Turnbull J Lloyd	6	6
		R White B Walts	6	7					R White B Walts	5	7	1
		K Maleeva C Strode	2	4				3	W Turnbull J Lloyd	7	6	6
	3	W Turnbull J Lloyd	6	6																		3	W Turnbull J Lloyd	4	3
	5	P Smith G Donnelly	6	6																		2	E Smylie J Fitzgerald	6	6
		S Mascarin M Purcell	4	4				5	P Smith G Donnelly	6	6	6
		K Shaefer H Pfister	6	6	2				P Whytcross M Edmondson	2	7	4
		P Whytcross M Edmondson	2	7	6										5	P Smith G Donnelly	2	5
		R Casals J Alexander	3	6	3										2	E Smylie J Fitzgerald	6	7
		M-L Piatek C Dunk	6	3	6				M-L Piatek C Dunk	5	3
		S Walsh-Pete M Davis	4	4				2	E Smylie J Fitzgerald	7	6
	2	E Smylie J Fitzgerald	6	6

• 1985 US Open – Doubles draws and results at the International Tennis Federation