2012 Singapore ATP Challenger – Singles

Dmitry Tursunov was the defending champion but decided not to participate.
Lu Yen-hsun won the title, defeating Go Soeda 6–3, 6–4 in the final.

Seeds

2

First Round					Second Round					Quarterfinals				Semifinals

1	Y-h Lu	6	6
	Michael Look	3	3		1	Y-h Lu	6	6
WC	L-c Huang	6	5	6	WC	L-c Huang	0	1
	D Molchanov	3	7	2						1	Y-h Lu	7⁷	6
Q	D Sharan	2	2								Y Bhambri	6⁴	4
	Y Bhambri	6	6			Y Bhambri	4	6	7⁸
WC	C Rungkat	7			WC	C Rungkat	6	3	6⁶
7	H Heliövaara	5	r											1	Y-h Lu	6	6
3	Y Sugita	6	6												J Wang	3	1
	Y-k Lim	3	1		3	Y Sugita	4	4
	S Rieschick	6	6			S Rieschick	6	6
WC	Peerakiat Siriluethaiwattana	3	3								S Rieschick	3	4
	J Wang	6	6								J Wang	6	6
	T Chen	0	3			J Wang	7⁷	6
	Z Zhang	7	7			Z Zhang	6⁴	3
5	T-h Yang	5	5