Singles
2015 Geneva Open
Champion	Thomaz Bellucci
Runner-up	João Sousa
Score	7–6(7–4), 6–4
Draw	28
Seeds	8

This was the first edition of the tournament since 1991.
Thomaz Bellucci won the title, defeating João Sousa in the final, 7–6^(7–4), 6–4.

Seeds

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

Draw

Finals

	Semifinals							Final
		Federico Delbonis	3	6	4
	6	João Sousa	6	2	6
								6	João Sousa	64	4
									Thomaz Bellucci	77	6
		Thomaz Bellucci	6	6
		Santiago Giraldo	3	4

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	S Wawrinka	6	3	6
		Y-h Lu	6	61	5			Q	L Rosol	4	6	3
	Q	L Rosol	1	77	7										1	S Wawrinka	77	4	4
		F Delbonis	6	6												F Delbonis	65	6	6
		T Gabashvili	3	4					F Delbonis	6	6
	Q	A Kuznetsov	6	6				Q	A Kuznetsov	3	4
	5	A Haider-Maurer	2	4																			F Delbonis	3	6	4
																						6	J Sousa	6	2	6
								3	P Andújar	3	77	6
	Q	A Mannarino	4	6	6			Q	A Mannarino	6	62	2
		C Berlocq	6	1	4										3	P Andújar	4	6	66
	Q	D Džumhur	2	3											6	J Sousa	6	2	78
		J Melzer	6	6					J Melzer	4	4
		J Souza	5	3				6	J Sousa	6	6
	6	J Sousa	7	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	M Baghdatis	77	3	3
		T Bellucci	65	6	6				T Bellucci	6	6
	WC	J Tipsarević	0	2					D Istomin	4	4
		D Istomin	6	6												T Bellucci	6	1	6
		A Ramos Viñolas	77	6												A Ramos Viñolas	0	6	3
		M Matosevic	62	2					A Ramos Viñolas	77	6
								4	B Becker	62	2
																							T Bellucci	6	6
	8	M Youzhny	77	77																			S Giraldo	3	4
		J-L Struff	62	65				8	M Youzhny	4	4
		R Berankis	3	77	3				S Giraldo	6	6
		S Giraldo	6	65	6											S Giraldo	7	6
		J Nieminen	3	77	64										2/WC	M Čilić	5	3
	WC	A Rublev	6	64	77			WC	A Rublev	6	67	1
								2/WC	M Čilić	4	79	6

Qualifying

Qualifying draw

First qualifier

	First round							Second round							Qualifying competition
								1	Adrian Mannarino	6	6
		Luca Margaroli	65	1					Miki Janković	3	4
		Miki Janković	77	6											1	Adrian Mannarino	7	6
		Hugo Nys	3	5											6	Somdev Devvarman	5	1
		Lorenzo Giustino	6	7					Lorenzo Giustino	1	4
		Oliver Marach	5	65				6	Somdev Devvarman	6	6
	6	Somdev Devvarman	7	77

Second qualifier

	First round							Second round							Qualifying competition
	2	Lukáš Rosol	4	77	6
		Laurent Rochette	6	64	1
								2	Lukáš Rosol	6	6
									Gleb Alekseenko	4	0
		Gleb Alekseenko	6	3	6
		Vijay Sundar Prashanth	3	6	2
															2	Lukáš Rosol	6	6
																Yann Marti	3	2
		Yann Marti	77	6
	WC	Andre Begemann	62	4
									Yann Marti	6	6
								7	Pedro Cachin	4	1
		Nicholas Monroe	2	4
	7	Pedro Cachin	6	6

Third qualifier

	First round							Second round							Qualifying competition
	3	Donald Young	6	6
	WC	Sevan Kelpetindjian	0	0
								3	Donald Young	6	6
									Henri Laaksonen	1	4
		Rameez Junaid	6	3	3
		Henri Laaksonen	3	6	6
															3	Donald Young	2	0
															5	Andrey Kuznetsov	6	6
	WC	Nicolas Daniel Olguin	0	1
		Philipp Oswald	6	6
									Philipp Oswald	4	2
								5	Andrey Kuznetsov	6	6
		Tobias Simon	4	2
	5	Andrey Kuznetsov	6	6

Fourth qualifier

	First round							Second round							Qualifying competition
	4	Damir Džumhur	6	6
		Stefan Fiacan	3	1
								4	Damir Džumhur	3	6	6
									Daniel Brands	6	3	3
		Gonçalo Oliveira	67	3
		Daniel Brands	79	6
															4	Damir Džumhur	78	6
															8	Matteo Donati	66	3
		Mikhail Ledovskikh	6	6
	WC	Loïc Perret	3	2
									Mikhail Ledovskikh	64	2r
								8	Matteo Donati	77	4
		Alexandr Kushakov	2	0r
	8	Matteo Donati	6	3

References

• Main draw
• Qualifying draw