Singles
2012 Proton Malaysian Open
Champion	Juan Mónaco
Runner-up	Julien Benneteau
Score	7–5, 4–6, 6–3
Draw	28
Seeds	8

Janko Tipsarević was the defending champion but decided to participate at 2012 PTT Thailand Open instead.
Juan Mónaco won the title, beating Julien Benneteau 7–5, 4–6, 6–3 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	David Ferrer	4	1
	7	Julien Benneteau	6	6
								7	Julien Benneteau	5	6	3
								2	Juan Mónaco	7	4	6
	3	Kei Nishikori	2	6	64
	2	Juan Mónaco	6	2	77

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	D Ferrer	6	6
	Q	D Inglot	5	3					A Bogomolov Jr.	4	2
		A Bogomolov Jr.	7	6											1	D Ferrer	4	6	6
	WC	AE Heshaam	2	1												I Sijsling	6	3	4
		I Sijsling	6	6					I Sijsling	77	77
		L Lacko	3	63				5	F López	60	62
	5	F López	6	77																		1	D Ferrer	4	1
																						7	J Benneteau	6	6
								4	A Dolgopolov	3	6	3
		A Falla	77	4					A Falla	6	3	6
		R Ram	64	2r												A Falla	2	2
		M Ebden	6	77											7	J Benneteau	6	6
	WC	P Davydenko	0	63					M Ebden	5	2
		C Berlocq	62	3				7	J Benneteau	7	6
	7	J Benneteau	77	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	P Andújar	3	2
		D Istomin	6	6					D Istomin	5	4
	LL	S Singh	5	4					N Davydenko	7	6
		N Davydenko	7	6												N Davydenko	4	r
	Q	J Knowle	1	4											3	K Nishikori	6
		A Ramos	6	6					A Ramos	77	2	1
								3	K Nishikori	65	6	6
																						3	K Nishikori	2	6	64
	8	J Melzer	4	0r																		2	J Mónaco	6	2	77
		V Pospisil	6	2					V Pospisil	6	7
	Q	M Yani	6	77				Q	M Yani	3	5
		B Baker	3	64												V Pospisil	3	4
	Q	R Ghedin	3	3											2	J Mónaco	6	6
	WC	J Wang	6	6				WC	J Wang	4	5
								2	J Mónaco	6	7

Qualifying

Draw

First qualifier

	First round							Second round							Qualifying competition
								1	Vasek Pospisil
									Austin Karosi	w/o
																Austin Karosi	2	2
		Dominic Inglot	6	6												Dominic Inglot	6	6
	WC	Ahmed Deedat Abdul Razak	1	4					Dominic Inglot	6	6
								7	Nick Lindahl	3	4

Second qualifier

	First round							Second round							Qualifying competition
								2	Michael Yani	7	6
								WC	Syed Mohd Agil Syed Naguib	5	1
															2	Michael Yani	6	77
	WC	Colin Wei Ming Wong	3	1											5	Sanam Singh	4	64
	WC	Si Yew Ming	6	6				WC	Si Yew Ming	0	1
								5	Sanam Singh	6	6

Third qualifier

	First round							Second round							Qualifying competition
								3	Riccardo Ghedin	6	6
									Alexander Peya	2	4
															3	Riccardo Ghedin	4	6	710
	WC	Mohd Assri Merzuki	2	7	2											Treat Conrad Huey	6	4	68
		Treat Conrad Huey	6	5	6				Treat Conrad Huey	6	77
								8	Jun Woong-sun	3	63

Fourth qualifier

	Second round							Qualifying competition
	4	Christopher Rungkat	3	2
		Julian Knowle	6	6
									Julian Knowle	3	6	6
								6	Toshihide Matsui	6	3	4
	WC	Bruno Soares	65	4r
	6	Toshihide Matsui	77	3

External links

• Main draw
• Qualifying draw