1970 US Open – Women's Singles

Margaret Court was the defending champion, and successfully defended her title, defeating Rosie Casals in the final, 6–2, 2–6, 6–1, to win the Women's Singles tennis title at the 1970 US Open. This was Court's 20th Grand Slam tournament win overall, surpassing Helen Wills Moody for the most grand slam singles titles in women's tennis history, a record she holds to this day. By holding the four major titles at the same time, Court became the first woman in the Open Era to complete a Grand Slam.

Women's Singles
1970 US Open
Champion	Margaret Court
Runner-up	Rosie Casals
Final score	6–2, 2–6, 6–1
Draw	64
Seeds	8

Seeds

1. Margaret Court (Champion)
2. Rosie Casals (Final)
3. Nancy Richey (Semifinals)
4. Françoise Dürr (Quarterfinals)
5. Virginia Wade (Semifinals)
6. Kerry Melville (Quarterfinals)
7. Karen Krantzcke (Withdrew before the tournament began)
8. Judy Dalton (Third Round)

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser
• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking
• ITF = ITF entry
• JE = Junior Exempt
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
	1	Margaret Court	6	6
		Helen Gourlay	2	2
								1	Margaret Court	6	6
								3	Nancy Richey	1	3
	3	Nancy Richey	6	6
		Lesley Hunt	4	4
															1	Margaret Court	6	2	6
															2	Rosie Casals	2	6	1
	5	Virginia Wade	5	6	6
	4	Françoise Dürr	7	4	0
								5	Virginia Wade	2	7	2
								2	Rosie Casals	6	6	6
	6	Kerry Melville	4	6	4
	2	Rosie Casals	6	4	6

Top Half

Section 1

	First Round							Second Round							Third Round							Quarterfinals
	1	M Court	6	6
		P Austin	1	0				1	M Court	6	6
		P Hogan	7	3	6				P Hogan	1	1
		J Newberry	5	6	1										1	M Court	6	6
		T Faulkner	6	5	6											T Faulkner	0	2
		C Murakami	2	7	4				T Faulkner	6	6
		P Stewart	6	2	0				M Gengler	3	4
		M Gengler	3	6	6																	1	M Court	6	6
		M Cooper	4	2																			H Gourlay	2	2
		H Gourlay	6	6					H Gourlay	6	7
		C Graebner	6	6					C Graebner	3	5
		L Tenney	2	3												H Gourlay	6	6
		B-A Hansen	5	4											8	J Dalton	4	2
		K Pigeon	7	6					K Pigeon	6	6	4
		P Reese	1	2				8	J Dalton	7	0	6
	8	J Dalton	6	6

Section 2

	First Round							Second Round							Third Round							Quarterfinals
	3	N Richey	6	6
		L duPont	2	3				3	N Richey	6	6
		G Chanfreau	6	3	6				G Chanfreau	3	3
		D Carter	3	6	3										3	N Richey	7	2	6
		S Holdsworth	1	5												O Morozova	5	6	2
		S Johnson	6	7					S Johnson	1	3
		L Liem	7	4	1				O Morozova	6	6
		O Morozova	5	6	6																	3	N Richey	6	6
		M Rodríguez																					L Hunt	4	4
		C Sandberg	w	/	o				C Sandberg	6	6
		ME Guzmán							C Capozzi	2	2
		C Capozzi	w	/	o											C Sandberg	4	3
		L Hunt	6	6												L Hunt	6	6
		K Kemmer	3	1					L Hunt	6	6
		P Farmer							P Cody	1	3
		P Cody	w	/	o

Bottom Half

Section 3

	First Round							Second Round							Third Round							Quarterfinals
	5	V Wade	6	6
		T O'Shaughnessy	1	1				5	V Wade	7	6
		I Bentzer	2	2					P Bartkowicz	6	1
		P Bartkowicz	6	6											5	V Wade	3	7	1
		D Hard	3	6	6											S Walsh	6	6	6
		V Ziegenfuss	6	4	4				D Hard	6	1	5
		S Walsh	6	4	6				S Walsh	3	6	7
		E Emmanuel	1	6	2																	5	V Wade	5	6	6
		M Struthers	4	6	2																	4	Dürr	7	4	0
		F Footman	6	4	6				F Footman	6	6
		J O'Hara	6	6	6				J O'Hara	7	7
		L Kaligis	7	2	3											J O'Hara	1	1
		N Truman	6	6											4	Dürr	6	6
		S Vinton	2	0					N Truman	1	0
		M-A Curtis	5	0				4	Dürr	6	6
	4	Dürr	7	6

Section 4

	First Round							Second Round							Third Round							Quarterfinals
	6	K Melville	6	6
		B Vest	2	2				6	K Melville	6	7
		S Stap	6	6					S Stap	4	5
		S Barman	0	1											6	K Melville	7	7
		L Tuero	5	6	5											P Walkden	6	5
		P Walkden	7	3	7				P Walkden	6	6
		E Pande	6	6					E Pande	4	1
		C Molesworth	4	3																		6	K Melville	4	6	4
		P Teeguarden	6	6																		2	R Casals	6	4	6
		K Harris	1	2					P Teeguarden	6	6
		G Hansen	5	4					K Harter	1	4
		K Harter	7	6												P Teeguarden	5	4
		M Kroschina	3	4											2	R Casals	7	6
		C Martinez	6	6					C Martinez	0	3
		C Spinoza	3	0				2	R Casals	6	6
	2	R Casals	6	6

External links

• 1970 US Open – Women's draws and results at the International Tennis Federation