Singles
2012 Gerry Weber Open
Champion	Tommy Haas
Runner-up	Roger Federer
Score	7–6(7–5), 6–4
Draw	28
Seeds	8

Philipp Kohlschreiber was the defending champion but lost to Tommy Haas in the semifinals.
Eventually, Haas won the title after defeating Roger Federer in the final by 7–6^(7–5), 6–4.

Seeds

The top four seeds receive a bye into the second round.

Draw

Finals

	Semifinals							Final
	8	Philipp Kohlschreiber	65	5
	WC	Tommy Haas	77	7
								WC	Tommy Haas	77	6
								2	Roger Federer	65	4
		Mikhail Youzhny	1	4
	2	Roger Federer	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	R Nadal	7	6
		L Lacko	2	6	6				L Lacko	5	1
	Q	K Kravchuk	6	2	3										1	R Nadal	3	4
		J Nieminen	4	4											8	P Kohlschreiber	6	6
		Ł Kubot	6	6					Ł Kubot	77	1	3
	WC	D Brown	64	64				8	P Kohlschreiber	65	6	6
	8	P Kohlschreiber	77	77																		8	P Kohlschreiber	65	5
																						WC	T Haas	77	7
								3	T Berdych	6	6
	PR	B Becker	2	66					V Troicki	3	2
		V Troicki	6	78											3	T Berdych	4	6	5
	WC	T Haas	5												WC	T Haas	6	3	7
		B Tomic	2r					WC	T Haas	6	6
	Q	M Zverev	4	2				6	M Granollers	3	4
	6	M Granollers	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	A Seppi	66	6	67
		R Štěpánek	78	4	79				R Štěpánek	6	6
		C-M Stebe	6	3	7				C-M Stebe	4	4
		C Berlocq	3	6	5											R Štěpánek	4	6	4
		M Youzhny	6	6												M Youzhny	6	4	6
		R Haase	3	2					M Youzhny	6	3	6
								4	A Dolgopolov	4	6	3
																							M Youzhny	1	4
	5	M Raonic	7	77																		2	R Federer	6	6
	WC	P Petzschner	5	61				5	M Raonic	6	6
		T Kamke	4	62				Q	Z Zhang	1	1
	Q	Z Zhang	6	77											5	M Raonic	77	4	63
	Q	T Smyczek	4	4											2	R Federer	64	6	77
		F Mayer	6	6					F Mayer	4	5
								2	R Federer	6	7

Qualifying

Draw

First qualifier

	First round							Second round							Qualifying competition
								1	Igor Sijsling	6	4	2
		Mischa Zverev	710	7					Mischa Zverev	3	6	6
		Radu Albot	68	5												Mischa Zverev	6	6
		Érik Chvojka	6	3											6	Jan Hernych	3	4
		Evgeny Kirillov	3	0r					Érik Chvojka	6	4	2
								6	Jan Hernych	3	6	6

Second qualifier

	First round							Second round							Qualifying competition
								2	Marco Chiudinelli	2	7	4
		Denys Molchanov	77	2	6				Denys Molchanov	6	5	6
		Ilija Bozoljac	64	6	4											Denys Molchanov	6	1	4
		Mikhail Ledovskikh	7	7											8	Zhang Ze	1	6	6
		Andre Begemann	5	5					Mikhail Ledovskikh	4	1
								8	Zhang Ze	6	6

Third qualifier

	First round							Second round							Qualifying competition
								3	Alexander Kudryavtsev	6	6
		Albano Olivetti	6	6					Albano Olivetti	4	2
		Philipp Marx	3	4											3	Alexander Kudryavtsev	2r
		Jaan-Frederik Brunken	6	6											5	Konstantin Kravchuk	5
		Johan Brunström	4	4					Jaan-Frederik Brunken	2	4
								5	Konstantin Kravchuk	6	6

Fourth qualifier

	First round							Second round							Qualifying competition
								4	Maxime Authom	6	6
		Jan-Lennard Struff	5	6	1				Alex Kuznetsov	4	2
		Alex Kuznetsov	7	4	6										4	Maxime Authom	68	4
		André Ghem	3	7	4										7	Tim Smyczek	710	6
		John Millman	6	5	6				John Millman	3	5
								7	Tim Smyczek	6	7

References

• Main Draw
• Qualifying Draw