Singles
1989 Australian Indoor Championships
Final
Champion	Ivan Lendl
Runner-up	Lars-Anders Wahlgren
Score	6–2, 6–2, 6–1
Details
Draw	32
Seeds	8
Events
Singles Doubles
← 1988 · Australian Indoor Tennis Championships · 1990 →

Slobodan Živojinović was the defending champion but lost in the quarterfinals to Lars-Anders Wahlgren.

Ivan Lendl won in the final 6–2, 6–2, 6–1 against Wahlgren.

	Semifinals							Final
	1	Ivan Lendl	6	6
	SE	Niclas Kroon	1	1
								1	Ivan Lendl	6	6	6
								Q	Lars-Anders Wahlgren	2	2	1
	Q	Lars-Anders Wahlgren	6	4	6
		Johan Anderson	3	6	4

	First round							Second round							Quarterfinals							Semifinals
	1	I Lendl	6	6
	Q	M Menezes	2	0				1	I Lendl	6	6
		D Pate	6	2	4				L Shiras	2	4
		L Shiras	2	6	6										1	I Lendl	6	6
		T Högstedt	7	6												T Högstedt	2	2
		H de la Peña	5	2					T Högstedt	5	6	6
		B Drewett	4	4				8	W Masur	7	4	2
	8	W Masur	6	6																		1	I Lendl	6	6
	4	J Fitzgerald	3	6	4																	SE	N Kroon	1	1
	SE	N Kroon	6	2	6			SE	N Kroon	6	6
		D Cahill	6	6					D Cahill	0	4
	WC	V Amritraj	4	0											SE	N Kroon	0	7	7
		M Woodforde	6	7												M Woodforde	6	5	6
	WC	S Barr	3	6					M Woodforde	1	6	6
		R Fromberg	4	7	6				R Fromberg	6	2	3
	6	E Jelen	6	6	2

	First round							Second round							Quarterfinals							Semifinals
	5	S Živojinović	5	6	6
	Q	D Patten	7	2	4			5	S Živojinović	4	6	6
		G Michibata	1	6	5			Q	A Mronz	6	1	4
	Q	A Mronz	6	2	7										5	S Živojinović	3	6
	Q	L-A Wahlgren	7	3	6										Q	L-A Wahlgren	6	7
		G Connell	6	6	4			Q	L-A Wahlgren	1	6	6
		T Woodbridge	1	4				3	C-U Steeb	6	4	4
	3	C-U Steeb	6	6																		Q	L-A Wahlgren	6	4	6
	7	R Matuszewski	2	2																			J Anderson	3	6	4
		J Anderson	6	6					J Anderson	6	6
	WC	S Youl	2	4					C Saceanu	1	3
		C Saceanu	6	6												J Anderson	6	6
		J-P Fleurian	4	6	4											J Stoltenberg	3	3
		J Stoltenberg	6	3	6				J Stoltenberg	6	7	6
		M Kratzmann	6	2	7				M Kratzmann	7	6	3
	2	J Hlasek	1	6	6

• 1989 Australian Indoor Championships draw