Singles
2016 Sibiu Open
Champion	Robin Haase
Runner-up	Lorenzo Giustino
Score	7–6(7–2), 6–2

Adrian Ungur was the defending champion but lost in the quarterfinals to Tim Pütz.

Robin Haase won the title after defeating Lorenzo Giustino 7–6^(7–2), 6–2 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Robin Haase	3	6	77
	PR	Tim Pütz	6	1	62
								1	Robin Haase	77	6
									Lorenzo Giustino	62	2
		Lorenzo Giustino	60	6	7
	Q	Christopher O'Connell	77	4	5

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R Haase	6	6
		A Michon	2	4				1	R Haase	6	2	6
	WC	V-M Anagnastopol	5	2					N Mektić	4	6	0
		N Mektić	7	6											1	R Haase	7	6
		Y Maden	2	6	6											D Novak	5	2
		R Bellotti	6	2	2				Y Maden	6	4	3
		D Novak	6	6					D Novak	2	6	6
	6	P Krstin	3	3																		1	R Haase	3	6	77
	4	F Gaio	6	6																		PR	T Pütz	6	1	62
		D Kuzmanov	4	2				4	F Gaio	65	6	1
	PR	T Pütz	6	6				PR	T Pütz	77	2	6
		G Mager	4	2											PR	T Pütz	77	7
	WC	B Borza	6	1	6										8	A Ungur	64	5
	Q	A Mies	2	6	3			WC	B Borza	1	3
		J Eysseric	63	3				8	A Ungur	6	6
	8	A Ungur	77	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	J Šátral	6	6
	Q	Lenny Hampel	2	3				5	J Šátral	6	5	6
	WC	VV Cornea	1	1				Q	J Lütjen	1	7	2
	Q	Jonas Lütjen	6	6											5	J Šátral	4	6	3
		D Dima	6	66	1											L Giustino	6	3	6
		L Giustino	4	78	6				L Giustino	6	1
		K Majchrzak	7	4					K Majchrzak	3	0r
	3	M Fucsovics	5	1r																			L Giustino	60	6	7
	7	M Zekić	4	6	5																	Q	C O'Connell	77	4	5
	WC	Michał Dembek	6	3	7			WC	M Dembek	6	3	2
	Alt	D Petrović	2	64					V Šafránek	3	6	6
		V Šafránek	6	77												V Šafránek	77	1	1
		Z Kolář	4	6	3										Q	C O'Connell	65	6	6
		T Lamasine	6	1	6				T Lamasine	1	2
	Q	C O'Connell	6	6				Q	C O'Connell	6	6
	2	G Melzer	4	4

References

• Main Draw
• Qualifying Draw