The1971All England Championships was abadminton tournament held at Wembley Arena, London, England, from 24–28 March 1971.^[1]

Category	Winners	Runners-up	Score
Men's singles	Rudy Hartono	Muljadi	15-1, 15-5
Women's singles	Eva Twedberg	Anne Berglund	11-3, 6-11, 11-2
Men's doubles	Ng Boon Bee &Punch Gunalan	Rudy Hartono &Indra Gunawan	15-5, 15-3
Women's doubles	Noriko Takagi &Hiroe Yuki	Gillian Gilks &Judy Hashman	15-10, 18-13
Mixed doubles	Svend Pri &Ulla Strand	Derek Talbot &Gillian Gilks	15-12, 8-15, 15-11

The defending women's championEtsuko Takenaka withdrew with an injured knee. Judy Hashman represented England instead of the United States and Gillian Perrin married meaning her name would now be Gillian Gilks.Irmgard Latz married and became Imgard Gerlatzka and Pernille Molgaard-Hansen married and became Pernille Kaagaard.

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Rudy Hartono +	15	15
		David Hunt	3	3					Hartono	15	15
		Bendt Rose	15		7				Rose	0	4
		Peter Wood	15	6												Hartono	15	15
		Svend Pri +	15	14	15											Pri	3	10
		Sture Johnsson	5	17	1				Pri	15	15
		Shoichi Toganoo							Toganoo	6	4
		Max Lawson																					Hartono	15	15
		Klaus Kaagaard	15	15																			Kagaard	1	4
		Lee Kok Pheng	9	9					Kagaard	15	15
		Piet Ridder	18	15					Ridder	11	2
		Lee Kin Tat	16	10												Kagaard	10	15
		Tage Nielsen	15	9	15											Nielsen	15	10	ret
		Bob McCoig	13	15	3				Nielsen	15	18
		Wayne MacDonnell	15	15					MacDonnell	12	16
		Elliott Stuart	8	7

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Muljadi +	15	15
		Clive Kirk	5	5					Muljadi	18	15
		Roy Diaz Gonzalez	15	15	15				Gonzalez	13	4
		Erland Kops	6	12	10											Muljadi	13	15	15
		Elo Hansen +	15	15												Hansen	18	12	5
		Thomas Kihlström	11	9					Hansen	15	15
		Brian White	15	15					White	9	2
		William Kidd	5	10																			Muljadi	15	15
		Wolfgang Bochow	15	15																			Bochow	8	11
		Iie Sumirat	11	5					Bochow	15	8	15
		Ippei Kojima +	15	15					Kojima	9	15	10
		Tommy Theorin	10	2												Bochow	16	15	17
		Ray Stevens	9	15	15											Stevens	18	5	15
		Flemming Delfs	15	2	9				Stevens	15	15
		Hans Henrik Svendsen	15	15					Svendsen	11	12
		Willi Braun	6	10

+ Denotes seed

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Eva Twedberg +	11	11
		Brigitte Potthoff	3	8					Twedberg	11	11
		Rosalind Singha Ang	11	11					Ang	1	0
		Barbara Beckett	0	1												Twedberg	11	11
		Irmgard Gerlatzka	11	11												Gerlatzka	6	3
		Susan Cutmore	0	3					Gerlatzka	11	11
		Anne Flindt	11	11					Flindt	8	5
		Lilli Ter Metz	6	8																			Twedberg	6	11	11
		Noriko Takagi +	11	11																			Takagi	11	5	5
		Pernille Kaagaard	0	1					Takagi
		Karin Dittberner	11	12					Dittberner
		Nora Gardner	7	11												Takagi	11	11
		Gillian Gilks +	11	11												Gilks	8	1
		Karin Jørgensen	5	1					Gilks
		Marjan Luesken	11	11					Luesken
		Joanna Flockhart	5	7

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Anne Berglund	11	11
		Thongkam Kingmanee +	8	7					Berglund	3	11	12
		Joke Van Beusekom	11	11					Van Beusekom	11	8	9
		Barbara Giles	0	2												Berglund	11	11
		Hiroe Yuki +	11	11												Yuki	2	9
		Jette Foge	7	3					Yuki
		Gudrun Ziebold	11	11					Ziebold
		Magaret Gardner	2	3																			Berglund	11	7	11
		Lizbeth Von Barnekow +	5	11	11																		Von Barnekow	7	11	8
		Machiko Aizawa	11	1	5				Von Barnekow	11	11
		Kay Nesbit	11	11					Nesbit	5	3
		Maureen Hume	8	1												Von Barnekow	11	11
		Margaret Beck +	11	11												Beck	5	3
		Annie Bog Jorgensen	2	4					Beck	11	11
		Sylvia Ng	11	11					Ng	2	7
		Eva Carlsen	7	0

• All England Open Badminton Championships
• All England Open Badminton Championships in London
• 1971 in badminton
• 1971 in sport in London
• March 1971 sports events in the United Kingdom

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• Short description is different from Wikidata
• Use dmy dates from April 2022