Giải quần vợt Mỹ Mở rộng 1971 – Đơn nữ

Billie Jean King
| runner = Rosemary Casals
| score = 6–4, 7–6(5–2)
| draw = 64
| seeds = 8
| before_name = Giải quần vợt Mỹ Mở rộng – Đơn nữ
| after_name = Giải quần vợt Mỹ Mở rộng – Đơn nữ
}}

Billie Jean King đánh bại Rosemary Casals 6–4, 7–6(5–2) trong trận chung kết giành chức vô địch Đơn nữ tại Giải quần vợt Mỹ Mở rộng 1971. Hai lần đươmg kim vô địch Margaret Court không bảo vệ danh hiệu của mình.

Giải đấu đáng chú ý khi đây là kì Grand Slam đầu tiên Chris Evert thi đấu ở vòng chính, và vào đến bán kết. Bà thi đấu 19 giải Mỹ Mở rộng liên tiếp cho đến khi giải nghệ năm 1989.

Hạt giống
Các tay vợt xếp hạt giống được liệt kê bên dưới. Billie Jean King là nhà vô địch; các tay vợt khác hiển thị vòng mà họ bị loại.

Billie Jean King (Vô địch)
Rosemary Casals (Á quân)
Virginia Wade (Rút lui trước khi giải khởi tranh)
Kerry Melville (Bán kết)
Françoise Dürr (Vòng ba)
Judy Tegart Dalton (Tứ kết)
Nancy Richey (Vòng ba)
Julie Heldman (Vòng ba)

Kết quả

Chú thích
=
Q =Vòng loại
WC = Đặc cách
LL = Thua cuộc May mắn
r. = bỏ cuộc trong giải đấu

Vòng chung kết
Billie Jean King
| RD3-seed1=1
| RD3-team2= Rosemary Casals
| RD3-seed2=2
| RD3-score1-1=6
| RD3-score2-1=4
| RD3-score1-2=7
| RD3-score2-2=6
| RD2-team1= Billie Jean King
| RD2-seed1=1
| RD2-team2= Chris Evert
| RD2-seed2=-
| RD2-score1-1=6
| RD2-score2-1=3
| RD2-score1-2=6
| RD2-score2-2=2
| RD2-team3= Kerry Melville
| RD2-seed3=4
| RD2-team4= Rosemary Casals
| RD2-seed4=2
| RD2-score3-1=4
| RD2-score4-1=6
| RD2-score3-2=3
| RD2-score4-2=6
| RD1-team1= Billie Jean King
| RD1-seed1=1
| RD1-team2= Laura duPont
| RD1-seed2=-
| RD1-score1-1=6
| RD1-score2-1=3
| RD1-score1-2=7
| RD1-score2-2=5
| RD1-team3= Lesley Hunt
| RD1-seed3=-
| RD1-team4= Chris Evert
| RD1-seed4=-
| RD1-score3-1=6
| RD1-score4-1=4
| RD1-score3-2=2
| RD1-score4-2=6
| RD1-score3-3=3
| RD1-score4-3=6
| RD1-team5= Judy Tegart Dalton
| RD1-seed5=6
| RD1-team6= Kerry Melville
| RD1-seed6=4
| RD1-score5-1=3
| RD1-score6-1=6
| RD1-score5-2=5
| RD1-score6-2=7
| RD1-team7= Joyce Williams
| RD1-seed7=-
| RD1-team8= Rosemary Casals
| RD1-seed8=2
| RD1-score7-1=4
| RD1-score8-1=6
| RD1-score7-2=6
| RD1-score8-2=2
| RD1-score7-3=4
| RD1-score8-3=6
}}

Các vòng đầu

Nhánh 1
King
| RD4-seed01=1
| RD4-team02= duPont
| RD4-seed02=
| RD4-score01-1=6
| RD4-score02-1=3
| RD4-score01-2=7
| RD4-score02-2=5
| RD3-team01= King
| RD3-seed01=1
| RD3-team02= Tuero
| RD3-seed02=
| RD3-score01-1=6
| RD3-score02-1=0
| RD3-score01-2=6
| RD3-score02-2=2
| RD3-team03= Richey
| RD3-seed03=7
| RD3-team04= duPont
| RD3-seed04=
| RD3-score03-1=6
| RD3-score04-1=0
| RD3-score03-2=2
| RD3-score04-2=6
| RD3-score03-3=4
| RD3-score04-3=6
| RD2-team01= King
| RD2-seed01=1
| RD2-team02= Gourlay
| RD2-seed02=
| RD2-score01-1=6
| RD2-score02-1=1
| RD2-score01-2=6
| RD2-score02-2=2
| RD2-team03= Austin
| RD2-seed03=
| RD2-team04= Tuero
| RD2-seed04=
| RD2-score03-1=2
| RD2-score04-1=6
| RD2-score03-2=2
| RD2-score04-2=6
| RD2-team05= Richey
| RD2-seed05=7
| RD2-team06= Subirats
| RD2-seed06=
| RD2-score05-1=6
| RD2-score06-1=3
| RD2-score05-2=6
| RD2-score06-2=1
| RD2-team07= duPont
| RD2-seed07=
| RD2-team08= Sandberg
| RD2-seed08=
| RD2-score07-1=6
| RD2-score08-1=4
| RD2-score07-2=6
| RD2-score08-2=1
| RD1-team01= King
| RD1-seed01=1
| RD1-team02= Arth
| RD1-seed02=
| RD1-score01-1=6
| RD1-score02-1=0
| RD1-score01-2=6
| RD1-score02-2=1
| RD1-team03= Gourlay
| RD1-seed03=
| RD1-team04= Kraft
| RD1-seed04=
| RD1-score03-1=6
| RD1-score04-1=3
| RD1-score03-2=6
| RD1-score04-2=4
| RD1-team05= Austin
| RD1-seed05=
| RD1-team06= Stap
| RD1-seed06=
| RD1-score05-1=6
| RD1-score06-1=4
| RD1-score05-2=0
| RD1-score06-2=6
| RD1-score05-3=6
| RD1-score06-3=2
| RD1-team07= Tuero
| RD1-seed07=
| RD1-team08= Ziegenfuss
| RD1-seed08=
| RD1-score07-1=6
| RD1-score08-1=1
| RD1-score07-2=3
| RD1-score08-2=6
| RD1-score07-3=7
| RD1-score08-3=6
| RD1-team09= Richey
| RD1-seed09=7
| RD1-team10= Martinez
| RD1-seed10=
| RD1-score09-1=6
| RD1-score10-1=2
| RD1-score09-2=6
| RD1-score10-2=3
| RD1-team11= Subirats
| RD1-seed11=
| RD1-team12= Stap
| RD1-seed12=
| RD1-score11-1=6
| RD1-score12-1=0
| RD1-score11-2=6
| RD1-score12-2=3
| RD1-team13= duPont
| RD1-seed13=
| RD1-team14= Footman
| RD1-seed14=
| RD1-score13-1=6
| RD1-score14-1=3
| RD1-score13-2=6
| RD1-score14-2=1
| RD1-team15= Sandberg
| RD1-seed15=
| RD1-team16= Hogan
| RD1-seed16=
| RD1-score15-1=4
| RD1-score16-1=6
| RD1-score15-2=6
| RD1-score16-2=3
| RD1-score15-3=6
| RD1-score16-3=2
}}

Nhánh 2
Hunt
| RD4-seed01=
| RD4-team02= Evert
| RD4-seed02=
| RD4-score01-1=6
| RD4-score02-1=4
| RD4-score01-2=2
| RD4-score02-2=6
| RD4-score01-3=3
| RD4-score02-3=6
| RD3-team01= Gilchrist
| RD3-seed01=
| RD3-team02= Hunt
| RD3-seed02=
| RD3-score01-1=1
| RD3-score02-1=6
| RD3-score01-2=1
| RD3-score02-2=6
| RD3-team03= Dürr
| RD3-seed03=5
| RD3-team04= Evert
| RD3-seed04=
| RD3-score03-1=6
| RD3-score04-1=2
| RD3-score03-2=2
| RD3-score04-2=6
| RD3-score03-3=3
| RD3-score04-3=6
| RD2-team01= Gilchrist
| RD2-seed01=
| RD2-team02= Tenney
| RD2-seed02=
| RD2-score01-1=7
| RD2-score02-1=5
| RD2-score01-2=6
| RD2-score02-2=4
| RD2-team03= Hunt
| RD2-seed03=
| RD2-team04= Downs
| RD2-seed04=
| RD2-score03-1=6
| RD2-score04-1=1
| RD2-score03-2=6
| RD2-score04-2=2
| RD2-team05= Dürr
| RD2-seed05=5
| RD2-team06= Liem
| RD2-seed06=
| RD2-score05-1=6
| RD2-score06-1=0
| RD2-score05-2=6
| RD2-score06-2=2
| RD2-team07= Eisel
| RD2-seed07=
| RD2-team08= Evert
| RD2-seed08=
| RD2-score07-1=6
| RD2-score08-1=4
| RD2-score07-2=6
| RD2-score08-2=7
| RD2-score07-3=1
| RD2-score08-3=6
| RD1-team01= Gilchrist
| RD1-seed01=
| RD1-team02= Schallau
| RD1-seed02=
| RD1-score01-1=7
| RD1-score02-1=6
| RD1-score01-2=7
| RD1-score02-2=6
| RD1-team03= Tenney
| RD1-seed03=
| RD1-team04= Gonnerman
| RD1-seed04=
| RD1-score03-1=6
| RD1-score04-1=1
| RD1-score03-2=6
| RD1-score04-2=3
| RD1-team05= Hunt
| RD1-seed05=
| RD1-team06= Giscafré
| RD1-seed06=
| RD1-score05-1=7
| RD1-score06-1=5
| RD1-score05-2=6
| RD1-score06-2=0
| RD1-team07= Downs
| RD1-seed07=
| RD1-team08= Cooper
| RD1-seed08=
| RD1-score07-1=6
| RD1-score08-1=2
| RD1-score07-2=1
| RD1-score08-2=6
| RD1-score07-3=7
| RD1-score08-3=5
| RD1-team09= Dürr
| RD1-seed09=5
| RD1-team10= Aucamp
| RD1-seed10=
| RD1-score09-1=6
| RD1-score10-1=4
| RD1-score09-2=6
| RD1-score10-2=0
| RD1-team11= Liem
| RD1-seed11=
| RD1-team12= Reese
| RD1-seed12=
| RD1-score11-1=6
| RD1-score12-1=3
| RD1-score11-2=6
| RD1-score12-2=1
| RD1-team13= Eisel
| RD1-seed13=
| RD1-team14= Holdsworth
| RD1-seed14=
| RD1-score13-1=6
| RD1-score14-1=0
| RD1-score13-2=6
| RD1-score14-2=2
| RD1-team15= Evert
| RD1-seed15=
| RD1-team16= Buding
| RD1-seed16=
| RD1-score15-1=6
| RD1-score16-1=1
| RD1-score15-2=6
| RD1-score16-2=0
}}

Nhánh 3
Tegart Dalton
| RD4-seed01=6
| RD4-team02= Melville
| RD4-seed02=4
| RD4-score01-1=3
| RD4-score02-1=6
| RD4-score01-2=5
| RD4-score02-2=7
| RD3-team01= Chanfreau
| RD3-seed01=
| RD3-team02= Tegart Dalton
| RD3-seed02=6
| RD3-score01-1=2
| RD3-score02-1=6
| RD3-score01-2=2
| RD3-score02-2=6
| RD3-team03= Pande
| RD3-seed03=
| RD3-team04= Melville
| RD3-seed04=4
| RD3-score03-1=4
| RD3-score04-1=6
| RD3-score03-2=2
| RD3-score04-2=6
| RD2-team01= Chanfreau
| RD2-seed01=
| RD2-team02= Redondo
| RD2-seed02=
| RD2-score01-1=6
| RD2-score02-1=3
| RD2-score01-2=6
| RD2-score02-2=3
| RD2-team03= Newberry
| RD2-seed03=
| RD2-team04= Tegart Dalton
| RD2-seed04=6
| RD2-score03-1=2
| RD2-score04-1=6
| RD2-score03-2=4
| RD2-score04-2=6
| RD2-team05= Pande
| RD2-seed05=
| RD2-team06= Kemmer
| RD2-seed06=
| RD2-score05-1=6
| RD2-score06-1=2
| RD2-score05-2=6
| RD2-score06-2=4
| RD2-team07= Teeguarden
| RD2-seed07=
| RD2-team08= Melville
| RD2-seed08=4
| RD2-score07-1=0
| RD2-score08-1=6
| RD2-score07-2=3
| RD2-score08-2=6
| RD1-team01= Chanfreau
| RD1-seed01=
| RD1-team02= Sawamatsu
| RD1-seed02=
| RD1-score01-1=6
| RD1-score02-1=2
| RD1-score01-2=6
| RD1-score02-2=1
| RD1-team03= Redondo
| RD1-seed03=
| RD1-team04= Kaligis
| RD1-seed04=
| RD1-score03-1=6
| RD1-score04-1=7
| RD1-score03-2=6
| RD1-score04-2=2
| RD1-score03-3=6
| RD1-score04-3=3
| RD1-team05= Newberry
| RD1-seed05=
| RD1-team06= Pigeon
| RD1-seed06=
| RD1-score05-1=6
| RD1-score06-1=0
| RD1-score05-2=6
| RD1-score06-2=2
| RD1-team07= Tegart Dalton
| RD1-seed07=6
| RD1-team08= Berner
| RD1-seed08=
| RD1-score07-1=6
| RD1-score08-1=0
| RD1-score07-2=6
| RD1-score08-2=1
| RD1-team09= Pande
| RD1-seed09=
| RD1-team10= Metcalf
| RD1-seed10=
| RD1-score09-1=6
| RD1-score10-1=3
| RD1-score09-2=6
| RD1-score10-2=3
| RD1-team11= Kemmer
| RD1-seed11=
| RD1-team12= Graebner
| RD1-seed12=
| RD1-score11-1=6
| RD1-score12-1=4
| RD1-score11-2=7
| RD1-score12-2=6
| RD1-team13= Teeguarden
| RD1-seed13=
| RD1-team14= Molesworth
| RD1-seed14=
| RD1-score13-1=6
| RD1-score14-1=4
| RD1-score13-2=2
| RD1-score14-2=6
| RD1-score13-3=6
| RD1-score14-3=3
| RD1-team15= Melville
| RD1-seed15=4
| RD1-team16= Bakker
| RD1-seed16=
| RD1-score15-1=6
| RD1-score16-1=3
| RD1-score15-2=6
| RD1-score16-2=3
}}

Nhánh 4
Williams
| RD4-seed01=
| RD4-team02= Casals
| RD4-seed02=2
| RD4-score01-1=4
| RD4-score02-1=6
| RD4-score01-2=6
| RD4-score02-2=2
| RD4-score01-3=4
| RD4-score02-3=6
| RD3-team01= Williams
| RD3-seed01=
| RD3-team02= Heldman
| RD3-seed02=8
| RD3-score01-1=7
| RD3-score02-1=5
| RD3-score01-2=6
| RD3-score02-2=4
| RD3-team03= Harris
| RD3-seed03=
| RD3-team04= Casals
| RD3-seed04=2
| RD3-score03-1=1
| RD3-score04-1=6
| RD3-score03-2=1
| RD3-score04-2=6
| RD2-team01= Shaw
| RD2-seed01=
| RD2-team02= Williams
| RD2-seed02=
| RD2-score01-1=4
| RD2-score02-1=6
| RD2-score01-2=7
| RD2-score02-2=6
| RD2-score01-3=4
| RD2-score02-3=6
| RD2-team03= Truman
| RD2-seed03=
| RD2-team04= Heldman
| RD2-seed04=8
| RD2-score03-1=6
| RD2-score04-1=2
| RD2-score03-2=4
| RD2-score04-2=6
| RD2-score03-3=1
| RD2-score04-3=6
| RD2-team05= Palmeová-West
| RD2-seed05=
| RD2-team06= Harris
| RD2-seed06=
| RD2-score05-1=7
| RD2-score06-1=6
| RD2-score05-2=6
| RD2-score06-2=7
| RD2-score05-3=3
| RD2-score06-3=6
| RD2-team07= Overton
| RD2-seed07=
| RD2-team08= Casals
| RD2-seed08=2
| RD2-score07-1=6
| RD2-score08-1=2
| RD2-score07-2=3
| RD2-score08-2=6
| RD2-score07-3=0
| RD2-score08-3=6
| RD1-team01= Shaw
| RD1-seed01=
| RD1-team02= Hansen
| RD1-seed02=
| RD1-score01-1=6
| RD1-score02-1=1
| RD1-score01-2=6
| RD1-score02-2=1
| RD1-team03= Williams
| RD1-seed03=
| RD1-team04= Hansen
| RD1-seed04=
| RD1-score03-1=7
| RD1-score04-1=6
| RD1-score03-2=7
| RD1-score04-2=5
| RD1-team05= Truman
| RD1-seed05=
| RD1-team06= O'Hara
| RD1-seed06=
| RD1-score05-1=6
| RD1-score06-1=1
| RD1-score05-2=6
| RD1-score06-2=0
| RD1-team07= Heldman
| RD1-seed07=8
| RD1-team08= Gengler
| RD1-seed08=
| RD1-score07-1=6
| RD1-score08-1=4
| RD1-score07-2=6
| RD1-score08-2=3
| RD1-team09= Palmeová-West
| RD1-seed09=
| RD1-team10= Moran
| RD1-seed10=
| RD1-score09-1=6
| RD1-score10-1=2
| RD1-score09-2=6
| RD1-score10-2=3
| RD1-team11= Harris
| RD1-seed11=
| RD1-team12= Johnson
| RD1-seed12=
| RD1-score11-1=6
| RD1-score12-1=3
| RD1-score11-2=6
| RD1-score12-2=3
| RD1-team13= Overton
| RD1-seed13=
| RD1-team14= Louie
| RD1-seed14=
| RD1-score13-1=6
| RD1-score14-1=3
| RD1-score13-2=6
| RD1-score14-2=3
| RD1-team15= Casals
| RD1-seed15=2
| RD1-team16= Stöve
| RD1-seed16=
| RD1-score15-1=6
| RD1-score16-1=3
| RD1-score15-2=2
| RD1-score16-2=6
| RD1-score15-3=6
| RD1-score16-3=3
}}

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