The 2003 Yonex All England Open was the 93rd edition of the All England Open Badminton Championships. It was held from 11 to 16 February 2003, in Birmingham, England.

It was a four star tournament and the prize money was US$125,000.

• National Indoor Arena

Category	Winners	Runners-up	Score
Men's singles	Muhammad Hafiz Hashim	Chen Hong	17–14, 15–10
Women's singles	Zhou Mi	Xie Xingfang	11–6, 11–5
Men's doubles	Sigit Budiarto & Candra Wijaya	Lee Dong-soo & Yoo Yong-sung	15–5, 15–7
Women's doubles	Gao Ling & Huang Sui	Yang Wei & Zhang Jiewen	15–10, 15–13
Mixed doubles	Zhang Jun & Gao Ling	Chen Qiqiu & Zhao Tingting	11–6, 11–7

^[1][2]

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Muhammad Hafiz Hashim	15	15
		Shoji Sato	8	11					Hafiz Hashim	15	17
		Anders Boesen	15	15					Boesen	9	14
		Per-Henrik Croona	7	8												Hafiz Hashim	15	15
		Hock Kin Yong	15	15												Yong	6	10
		Choong Hann Wong	9	5					Yong	15	15
		Hidetaka Yamada	15	15					Yamada	4	1
		Conrad Hückstaedt	9	4																			Hafiz Hashim	15	15
		Chen Yu	15	15																			Chen Yu	12	12
		Chen Gang	5	5					Chen Yu	15	15
		Aamir Ghaffar	8	15	15				Ghaffar	7	7
		Kasper Fangel	15	6	5											Chen Yu	4	15	15
		Xia Xuanze	15	15												Xuanze	15	10	11
		Indra Wijaya	2	7					Xuanze	17	10	15
		Lee Hyun-il	15	15					Hyun-il	15	15	13
		Lin Dan	11	6

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Chen Hong	15	15	15
		Ng Wei	17	7	9				Chen Hong	15	15
		Bao Chunlai	9	15	15				Chunlai	11	10
		Peter Gade	15	13	11											Chen Hong	15	16	15
		Tsuen Seng Lee	15	15												Lee	4	17	11
		Dicky Palyama	10	8					Lee	15	8	17
		Marleve Mainaky	15	15					Mainaky	12	15	16
		Kasper Ødum	8	11																			Chen Hong	17	15
		Muhammad Roslin Hashim	17	15																			Roslin Hashim	16	5
		Ronald Susilo	14	3					Roslin Hashim	15	15
		Shon Seung-mo	15	15					Seung-mo	10	1
		Colin Haughton	2	6												Roslin Hashim	15	15
		Kenneth Jonassen	9	15	15											Jonassen	4	13
		Wu Yunyong	15	13	13				Jonassen	15	15
		Niels Christian Kaldau	15	17					Kaldau	11	4
		Rasmus Wengberg	1	14

^[3][4]

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Zhou Mi	11	11
		Petya Nedelcheva	2	4					Zhou Mi	11	11
		Judith Meulendijks	11	11					Meulendijks	4	7
		Julia Mann	3	1												Zhou Mi	11	11
		Mia Audina	13	11												Audina	4	4
		Jill Pittard	1	3					Audina	11	11
		Kelly Morgan	11	11					Morgan	5	3
		Koon Wai Chee	4	7																			Zhou Mi	11	11
		Zhang Ning	11	11																			Zhang Ning	8	8
		Yao Jie	2	2					Zhang Ning	11	11
		Anu Weckström	11	11					Weckström	8	3
		Kaori Mori	6	5												Zhang Ning	11	11
		Pi Hongyan	11	11												Hongyan	3	1
		Kumiko Ogura	6	3					Hongyan	11	11
		Camilla Martin	11	11					Martin	5	8
		Li Li	1	2

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Xie Xingfang	11	11
		Simone Prutsch	0	0					Xingfang	11	11
		Karina De Wit	11	11					De Wit	2	5
		Tracey Hallam	3	2												Xingfang	w/o
		Wang Chen	11	11												Wang Chen	scr
		Denyse Julien	8	5					Wang Chen	4	11	11
		Nicole Grether	8	w/o					Grether	11	5	0
		Nina Weckström	1	ret																			Xingfang	13	11
		Gong Ruina	11	11																			Ruina	12	6
		Petra Overzier	4	2					Ruina	11	11
		Miho Tanaka	11	8	11				Tanaka	7	5
		Marina Andrievskaya	3	11	7											Ruina	11	11
		Kyeung Ran Kim	11	13												Ran Kim	6	3
		Xu Huaiwen	7	11					Ran Kim	7	11	13
		Kanako Yonekura	11	11					Yonekura	11	8	10
		Rebecca Pantaney	2	4

• Results 2003 All England Open