Singles
2013 Sibiu Open
Champion	Jaroslav Pospíšil
Runner-up	Marco Cecchinato
Score	4–6, 6–4, 6–1

Adrian Ungur was the defending champion, but lost in the semifinals to Jaroslav Pospíšil.

Pospíšil went on to win the title, defeating Marco Cecchinato 4–6, 6–4, 6–1 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	6	Dušan Lajović	4	3
	8	Marco Cecchinato	6	6
								8	Marco Cecchinato	6	4	1
									Jaroslav Pospíšil	4	6	6
	5	Adrian Ungur	1	3
		Jaroslav Pospíšil	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1/WC	F Volandri	6	6
		A Smirnov	0	0				1/WC	F Volandri	65	6	6
	Q	R Becker	6	4	78			Q	R Becker	77	4	3
	WC	F Mergea	3	6	66										1/WC	F Volandri	4	0r
	Q	T Androić	3	6	77										6	D Lajović	6	4
		K Čapkovič	6	2	63			Q	T Androić	4	5
		A Michon	4	4				6	D Lajović	6	7
	6	D Lajović	6	6																		6	D Lajović	4	3
	4	A Haider-Maurer	6	0	3																	8	M Cecchinato	6	6
		B Pašanski	3	6	6				B Pašanski	7	2	6
		G Panfil	7	6					G Panfil	5	6	3
		R Machado	5	2												B Pašanski	1	6	2
	Q	M Delić	6	6											8	M Cecchinato	6	4	6
		T Angelinos	3	2				Q	M Delić	2	1
		P Červenák	1	1				8	M Cecchinato	6	6
	8	M Cecchinato	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	A Ungur	6	77
	Q	R Sabău	1	62				5	A Ungur	65	6	78
		S Diez	6	4	6				S Diez	77	3	66
		B Westerhof	3	6	4										5	A Ungur	7	6
		V Crivoi	1	2											3	J Reister	5	4
	LL	T Grozdanov	6	6				LL	T Grozdanov	2	2
	WC	Alexandru-Daniel Carpen	1	0				3	J Reister	6	6
	3	J Reister	6	6																		5	A Ungur	1	3
	9	T Schoorel	6	6																			J Pospíšil	6	6
		P Torebko	2	2				9	T Schoorel	63	2
		R Marcora	3	2					J Pospíšil	77	6
		J Pospíšil	6	6												J Pospíšil	6	6
		A Giannessi	6	4	6											A Giannessi	1	4
		M Pavić	2	6	2				A Giannessi	77	65	6
	WC	Rareș Ispas	1	1				2	J Hájek	62	77	4
	2	J Hájek	6	6

References

• Main Draw
• Qualifying Singles