Men's singles
1998 Sydney International
Final
Champion	Karol Kučera
Runner-up	Tim Henman
Score	7–5, 6–4
Details
Draw	32
Seeds	8
Events
Singles men women Doubles men women
← 1997 · Sydney International · 1999 →

Tim Henman was the defending champion,^[1] but lost in the final to Karol Kučera 7–5, 6–4.^[2]

	Semifinals							Final
	1	Patrick Rafter	65	5
	6	Tim Henman	77	7
								6	Tim Henman	5	4
									Karol Kučera	7	6
		Karol Kučera	4	78	6
	Q	Michael Tebbutt	6	66	0

	First round							Second round							Quarterfinals							Semifinals
	1	P Rafter	6	6
		T Woodbridge	4	3				1	P Rafter	6	6
		A Berasategui	6	66	6				A Berasategui	3	4
		F Santoro	4	78	3										1	P Rafter	6	64	6
		T Johansson	3	5												T Martin	4	77	1
		F Clavet	6	7					F Clavet	6	1	63
		T Martin	6	5	6				T Martin	3	6	77
	8	C Pioline	4	7	3																	1	P Rafter	65	5
	3	C Moyá	78	4	4																	6	T Henman	77	7
		T Enqvist	66	6	6				T Enqvist	4	6	6
	Q	S Sargsian	66	6	1			WC	S Draper	6	4	2
	WC	S Draper	78	3	6											T Enqvist	6	5	4
		A Portas	6	6											6	T Henman	3	7	6
		M Norman	3	3					A Portas	65	4
	WC	M Woodforde	2	6	4			6	T Henman	77	6
	6	T Henman	6	3	6

	First round							Second round							Quarterfinals							Semifinals
	5	À Corretja	2	4
	Q	H Dreekmann	6	6				Q	H Dreekmann	65	5
		J Alonso	3	2				SE	J Stoltenberg	77	7
	SE	J Stoltenberg	6	6											SE	J Stoltenberg	3	6	4
		K Kučera	6	6												K Kučera	6	2	6
	SE	S Schalken	2	2					K Kučera	5
		N Kiefer	7	6					N Kiefer	2r
	4	S Bruguera	5	1																			K Kučera	4	78	6
	7	A Costa	6	6																		Q	M Tebbutt	6	66	0
		H Arazi	3	4				7	A Costa	3	6	6
		M Gustafsson	77	6					M Gustafsson	6	4	3
	Q	D Norman	65	3											7	A Costa	3	3
	Q	M Tebbutt	4	6	7										Q	M Tebbutt	6	6
		M Rosset	6	4	5			Q	M Tebbutt	5	6	7
	WC	L Hewitt	6	64	6			WC	L Hewitt	7	3	5
	2	J Björkman	3	77	4

• Main draw
• Qualifying draw