Mixed doubles
1980 US Open
Champions	Wendy Turnbull Marty Riessen
Runners-up	Betty Stöve Frew McMillan
Score	7–5, 6–2

Greer Stevens and Bob Hewitt were the defending champions but lost in the quarterfinals to Candy Reynolds and Steve Denton.

Wendy Turnbull and Marty Riessen won in the final 7–5, 6–2 against Betty Stöve and Frew McMillan.

Seeds

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

Draw

Final

	Final
	1	Wendy Turnbull Marty Riessen	7	6
	2	Betty Stöve Frew McMillan	5	2

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	W Turnbull M Riessen	6	4	6
		R Maršíková R Tyler	2	6	1			1	W Turnbull M Riessen	6	6
		R Tomanová V Van Patten	6	3	6				R Tomanová V Van Patten	1	3
		H Strachoňová P Feigl	3	6	2										1	W Turnbull M Riessen	6	3	7
		T Harford J James	7	3	2										7	A Kiyomura T Leonard	3	6	6
		R Fairbank B Nichols	6	6	6				R Fairbank B Nichols	7	5	5
		R Blount T Graham	3	2				7	A Kiyomura T Leonard	5	7	7
	7	A Kiyomura T Leonard	6	6																		1	W Turnbull M Riessen	2	7	6
	4	G Stevens B Hewitt	6	6																		6	C Reynolds S Denton	6	5	3
		J Harrington L Palin	1	3				4	G Stevens B Hewitt	6	6
		B Jordan T Delatte	2	6	6				B Jordan T Delatte	0	3
		S Margolin M Margolin	6	3	1										4	G Stevens B Hewitt	5	6	2
		P Johnson R Van't Hof	6	6											6	C Reynolds S Denton	7	4	6
		K Jones G Malin	4	3					P Johnson R Van't Hof	6	3	4
		G Glasgow J Van Linge	3	3				6	C Reynolds S Denton	3	6	6
	6	C Reynolds S Denton	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	R Casals A Amritraj	2	4
		B Bunge F McNair	6	6					B Bunge F McNair	3	6	4
		R Fox V Winitsky	6	6					R Fox V Winitsky	6	2	6
		A Moulton B Walts	0	3												R Fox V Winitsky	2	7	5
		S Acker C Leeds	7	7											3	A Smith K Curren	6	6	7
		A Buchanan H Ismail	5	5					S Acker C Leeds	4	6	4
		J Russell B Scanlon	2	4				3	A Smith K Curren	6	2	6
	3	A Smith K Curren	6	6																		3	A Smith K Curren	4	5
	8	B Nagelsen F González	4	4																		2	B Stöve F McMillan	6	7
		L Romanov S Krulevitz	6	6					L Romanov S Krulevitz	1	4
		P Smith M Purcell	6	6					P Smith M Purcell	6	6
		P Whytcross J Austin	2	4												P Smith M Purcell	5	6	4
		C Casabianca R Fagel	3	1											2	B Stöve F McMillan	7	3	6
		A Hobbs E Fromm	6	6					A Hobbs E Fromm	6	6	4
		R Richards I Năstase	6	6	1			2	B Stöve F McMillan	4	7	6
	2	B Stöve F McMillan	7	3	6

References

• 1980 US Open – Doubles draws and results at the International Tennis Federation