The 1988 Yonex All England Open Championships was the 78th edition held in 1988, at Wembley Arena, London. In the men's singles Ib Frederiksen became the first unseeded player to win an All England singles title since the seeding system was introduced.

Category	Winners	Runners-up	Score
Men's singles	Ib Frederiksen	Morten Frost	8–15, 15–7, 15–10
Women's singles	Gu Jiaming	Lee Young-suk	11–2, 11–2
Men's doubles	Li Yongbo & Tian Bingyi	Jalani Sidek & Razif Sidek	15–6, 15–7
Women's doubles	Chung So-young & Kim Yun-ja	Chung Myung-hee & Hwang Hye-young	15–8, 9–15, Ret.
Mixed doubles	Wang Pengren & Shi Fangjing	Jesper Knudsen & Nettie Nielsen	15–9, 18–13

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Ib Frederiksen	15	15
		Chong Weng Kai	5	9					Frederiksen	15	15
		Pierre Pelupessy	10	15	15				Palupessy	9	9
		Claus Overbeck	15	9	3											Frederiksen	15	15
		Michael Kjeldsen	15	15												Kjeldsen	5	5
		Lius Pongoh	7	3					Kjeldsen	18	10	15
		Foo Kok Keong	15	15					Foo	14	15	9
		Peter Lund	8	12																			Frederiksen	15	15
		Jens Peter Nierhoff	7	15	15																		Nierhoff	10	11
		Ardy Wiranata	15	8	4				Nierhoff	15	15
		Sze Yu	15	15					Sze Yu	6	7
		Jorgen Tuvesson	11	5												Nierhoff	15	15
		Park Sung-bae	15	15												Sing-bae	9	1
		Razif Sidek	5	4					Sung-bae	15	15
		Zhao Jianhua	15	15					Jianhua	12	8
		Shuji Matsuno	12	3

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Morten Frost	15	15
		Kwan Yoke Meng	4	1					Frost	15	15
		Pär-Gunnar Jönsson	14	15	15				Jönsson	7	4
		Thomas Kirkegaard	17	11	10											Frost	17	15
		Darren Hall	12	15	15											Hall	15	4
		Sung Han-kook	15	11	4				Hall	15	15
		Vimal Kumar	18	15					Kumar	11	11
		Peter Axelsson	13	7																			Frost	15	18
		Eddy Kurniawan	6	15	15																		Kurniawan	4	13
		Mike Butler	15	2	8				Kurniawan	10	15	15
		Jans Andersen	15	15					Andersen	15	3	8
		Harald Klauer	11	3												Kurniawan	15	15
		Nick Yates	9	15	15											Yates	4	10
		Prakash Padukone	15	7	8				Yates	15	15
		Zhang Qingwu	15	15					Qingwu	6	10
		Hiroki Etoh	5	3

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Gu Jiaming	11	11
		Hideyo Noguchi	9	2					Jiaming	11	11
		Christine Magnusson	11	12					Magnusson	4	3
		Sue Louis	4	9												Jiaming	11	12
		Helen Troke	11	8	11											Troke	4	10
		Hwang Hye-young	3	11	8				Troke	1	11	12
		Susi Susanti	11	11					Susanti	11	1	11
		Eline Coene	4	9																			Jiaming	11	11
		Zheng Yuli	11	11																			Yuli	5	4
		Monique Hoogland	1	6					Yuli	11	11
		Christina Bostofte							Bostofte	5	4
																Yuli	1	11	11
		Sumiko Kitada														Kitada	11	7	5
									Kitada	11	11
		Gillian Gowers	9	11	11				Gowers	5	5
		irina Rozhkova	11	6	5

	Round of 32							Round of 16							Quarter-finals							Semi-finals
		Lee Young-suk	11	11	11
		Sara Halsall	12	8	2				Young-suk	11	11
		Charlotte Hattens	11	6	12				Hattens	5	7
		Kho Mei Hwa	4	11	10											Young-suk	11	0	11
		Han Aiping	11	11												Aiping	6	11	6
		Erica van Dijck	3	7					Aiping	11	11
		Yooko Koizumi	10	11	11				Koizumi	1	3
		Hisako Takamine	12	7	5																		Young-suk	11	11
		Kirsten Larsen	11	11																			Larsen	3	3
		Fiona Elliott	4	6					Larsen	11	11
		Kimiko Jinnai	11	11					Jinnai	5	8
		Jennifer Allen	4	2												Larsen	11	11
		Qian Ping	11	11												Ping	5	3
		Denyse Julien	3	7					Ping	11	11
		Julie Munday	11	11					Munday	2	0
		Kuniko Kitamoto	8	3

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