Singles
1988 Seoul Open
Final
Champion	Dan Goldie
Runner-up	Andrew Castle
Score	6–3, 6–7(5–7), 6–0
Details
Draw	32
Seeds	8
Events
Singles Doubles
← 1987 · Seoul Open · 1989 →

Jim Grabb was the defending champion, but lost in the first round this year.

Dan Goldie won the tournament, beating Andrew Castle in the final, 6–3, 6–7^(5–7), 6–0.^[1][2]

	Semifinals							Final
		Greg Holmes	4	6
		Andrew Castle	6	7
									Andrew Castle	3	77	0
								5	Dan Goldie	6	65	6
	5	Dan Goldie	6	6
	2	Eliot Teltscher	2	3

	First round							Second round							Quarterfinals							Semifinals
	1	A Agassi	6	6
		J Levine	1	1				1	A Agassi	3	2
		G Holmes	6	6					G Holmes	6	6
		N Odizor	0	2												G Holmes	2	6	7
		S Shaw	4	4											7	J Rive	6	3	6
	Q	C Bailey	6	6				Q	C Bailey	7	2	4
	WC	B-S Kim	6	4				7	J Rive	6	6	6
	7	J Rive	7	6																			G Holmes	4	6
	3	J Fitzgerald	6	6																			A Castle	6	7
		B Drewett	3	4				3	J Fitzgerald	7	6
	WC	D-W Song	6	2	6			WC	D-W Song	6	1
	Q	J Letts	3	6	3										3	J Fitzgerald	6	3	2
		W Popp	7	6												A Castle	4	6	6
		K Jones	6	4					W Popp	6	2	2
		A Castle	6	7					A Castle	2	6	6
	6	J Grabb	3	5

	First round							Second round							Quarterfinals							Semifinals
	5	D Goldie	6	3	6
		L Shiras	4	6	2			5	D Goldie	6	6
		R Saad	6	3	6				R Saad	2	4
		R Smith	4	6	3										5	D Goldie	6	6
	Q	G Layendecker	6	7											4	J Frawley	2	4
	Q	L Scott	3	6				Q	G Layendecker	7	3	4
		P Baur	2	6				4	J Frawley	6	6	6
	4	J Frawley	6	7																		5	D Goldie	6	6
	8	T Nelson	4	7	6																	2	E Teltscher	2	3
		B Scanlon	6	6	4			8	T Nelson	1	6	6
		S Youl	7	3	3				M Anger	6	3	3
		M Anger	6	6	6										8	T Nelson	6	3
	WC	J-S Yoo	6	7											2	E Teltscher	7	6
		P Chamberlin	4	6				WC	J-S Yoo	6	3	2
		J Carlsson	3	2				2	E Teltscher	3	6	6
	2	E Teltscher	6	6

• Main draw