1980 U.S. Clay Court Championships – Women's singles

Women's singles
1980 U.S. Clay Court Championships
Champion	Chris Evert-Lloyd
Runner-up	Andrea Jaeger
Score	6–4, 6–3

Top-seed Chris Evert-Lloyd won the title for the sixth time, beating fourth-seed Andrea Jaeger in the final for a first-prize of $30,000.^[1]

The eight seeds received a bye into the second round. A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.

	Quarterfinals							Semifinals							Final
	1	Chris Evert	6	6
	Q	Anne White	0	2
								1	Chris Evert	6	3
								6	Ivanna Madruga	4	0r
		Hana Strachoňová	1	2
	6	Ivanna Madruga	6	6
															1	Chris Evert	6	6
															4	Andrea Jaeger	4	3
		Mary Lou Piatek	1	1
	4	Andrea Jaeger	6	6
								4	Andrea Jaeger	6	6
								2	Evonne Cawley	4	2
	5	Regina Maršíková	5	3
	2	Evonne Cawley	7	6

	First round							Second round							Third round							Quarterfinals
								1	C Evert	6	6
		J DuVall	5	4					J Russell	4	4
		J Russell	7	6											1	C Evert	6	6
	LL	K Gulley	4	1												D Evers	1	0
	Q	V Beggs	6	6				Q	V Beggs	6	2	1
		D Evers	7	6					D Evers	1	6	6
	LL	Rita Agassi	6	1																		1	C Evert	6	6
	Q	S Jaeger	6	6																		Q	A White	0	2
		B-A Dent	1	4				Q	S Jaeger	1	0
	Q	A White	3	6	6			Q	A White	6	6
		C Reynolds	6	4	1										Q	A White	6	6
	LL	E Little	0	6	2											D Gilbert	4	4
		D Gilbert	6	4	6				D Gilbert	6	6
								LL	Michelle Weiss	3	1

	First round							Second round							Third round							Quarterfinals
								3	V Ruzici	6	5	8
		G Coles	4	7	3				Lee D-h	0	7	6
		Lee D-h	6	5	6										3	V Ruzici	6	2
	LL	S Provoust	1	1												H Strachoňová	7	6
	Q	C Franch	6	6				Q	C Franch	1	2
		H Strachoňová	6	6					H Strachoňová	6	6
	Q	Nina Voydat	2	0																			H Strachoňová	1	2
		A Evans	3	4																		6	I Madruga	6	6
		L Forood	6	6					L Forood	6	6
		R Richards	4	4					P Smith	3	4
		P Smith	6	6												L Forood	0	0
		R Blount	2	1											6	I Madruga	6	6
		S Leo	6	6					S Leo	0	2
								6	I Madruga	6	6

	First round							Second round							Third round							Quarterfinals
								8	L duPont	3	2
		R Fairbank	6	6					R Fairbank	6	6
		L Doherty	1	4												R Fairbank	6	3	5
		B Hallquist	4	6	4											M L Piatek	4	6	7
		J Newberry	6	4	6				J Newberry	1	2
	LL	J Preyer	2	1					M L Piatek	6	6
		M L Piatek	6	6																			M L Piatek	1	1
		Y Vermaak	6	6																		4	A Jaeger	6	6
		F Hutnick	4	0					Y Vermaak	6	1	0
		C Jolissaint	7	1	4				A Smith	3	6	6
		A Smith	6	6	6											A Smith	1	0
		K Sands	4	3											4	A Jaeger	6	6
	Q	A Henricksson	6	6				Q	A Henricksson	1	0
								4	A Jaeger	6	6

	First round							Second round							Third round							Quarterfinals
								5	R Maršiková	7	6
		N Sato	1	2					S Collins	6	4
		S Collins	6	6											5	R Maršiková	2	6	9
		E Raponi	6	3	2											R Tomanová	6	3	7
		S Saliba	4	6	6				S Saliba	2	2
		R Tomanová	6	6					R Tomanová	6	6
	Q	S McInerney	2	2																		5	R Maršiková	5	3
		K Jones	1	2																		2	E Cawley	7	6
		C Casabianca	6	6					C Casabianca	3	5
		P Delhees	3	3				Q	J Portman	6	7
	Q	J Portman	6	6											Q	J Portman	5	0
		S Acker	6	6											2	E Cawley	7	6
		M Gurdal	4	1					S Acker	4	2
								2	E Cawley	6	6