Singles
1998 IPB Czech Indoor
Final
Champion	Andre Agassi[1]
Runner-up	Ján Krošlák
Score	6–2, 3–6, 6–3
Details
Draw	32
Seeds	8
Events
Singles Doubles
← 1997 · IPB Czech Indoor · 1999 →

The 1998 IPB Czech Indoor was a men's tennis tournament played on indoor carpet in Ostrava, Czech Republic that was part of the International Series of the 1998 ATP Tour. It was the fifth edition of the tournament and was held from 19 October – 25 October.

Champion seeds are indicated in bold text while text in italics indicates the round in which those seeds were eliminated.

	Semifinals							Final[1]
	7	Thomas Enqvist	3r
		Ján Krošlák	4
									Ján Krošlák	2	6	3
								2	Andre Agassi	6	3	6
		Wayne Black	62	3
	2	Andre Agassi	7	6

	First round							Second round							Quarterfinals							Semifinals
		M Safin	6	6
	1	P Korda	4	2					M Safin	64	61
		N Kulti	3	6	6				N Kulti	7	7
		J-M Gambill	6	3	2											N Kulti	3	4
		B Ulihrach	6	6											7	T Enqvist	6	6
		L Rehmann	4	3					B Ulihrach	7	2	4
	7	T Enqvist	3	6	6			7	T Enqvist	64	6	6
		P Haarhuis	6	4	2																	7	T Enqvist	3r
	3	K Kučera	4	7	6																		J Krošlák	4
		D Vacek	6	63	3			3	K Kučera	4	7	4
		A Medvedev	6	6					A Medvedev	6	64	6
		S Schalken	0	4												A Medvedev	3	0
		G Raoux	4	6	7											J Krošlák	6	6
		M Tillström	6	3	63				G Raoux	5	2
		J Krošlák	4	6	7				J Krošlák	7	6
	5	G Ivanišević	6	2	64

	First round							Second round							Quarterfinals							Semifinals
		D Prinosil	6	68	6
	6	M Philippoussis	3	7	3				D Prinosil	6	2	4
		W Black	6	6					W Black	3	6	6
		R Štěpánek	3	3												W Black	7	68	6
		M Damm	5	6	6											M Damm	63	7	3
		B Black	7	2	4				M Damm	3	6	6
	4	Y Kafelnikov	7	6				4	Y Kafelnikov	6	3	2
		R Fromberg	64	3																			W Black	62	3
	8	T Johansson	6	6																		2	A Agassi	7	6
		A Ilie	4	4				8	T Johansson	6	7
		J Novák	7	0	7				J Novák	4	5
		N Kiefer	65	6	62										8	T Johansson	7	4	4
		M Norman	7	7											2	A Agassi	66	6	6
		J van Lottum	65	67					M Norman	2	5
	2	A Agassi	6	6				2	A Agassi	6	7
		K Carlsen	4	4