Singles
2013 PBZ Zagreb Indoors
Champion	Marin Čilić
Runner-up	Jürgen Melzer
Score	6–3, 6–1

Mikhail Youzhny was the defending champion but lost in the semifinals to top-seeded Marin Čilić.
Čilić went on to win the title by defeating Jürgen Melzer 6–3, 6–1 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	1	Marin Čilić	4	6	6
	3	Mikhail Youzhny	6	4	3
								1	Marin Čilić	6	6
								4	Jürgen Melzer	3	1
	4	Jürgen Melzer	77	6
		Robin Haase	62	3

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	M Čilić	6	6
		G Žemlja	65	77	6				G Žemlja	2	3
	Q	I Bozoljac	77	64	2										1	M Čilić	6	77
		B Kavčič	65	6	6											B Kavčič	3	65
		A Bedene	77	3	3				B Kavčič	3	77	6
		T Kamke	78	2	4			6	M Baghdatis	6	62	4
	6	M Baghdatis	66	6	6																	1	M Čilić	4	6	6
																						3	M Youzhny	6	4	3
								3	M Youzhny	6	6
	WC	N Mektić	4	2					I Sijsling	3	2
		I Sijsling	6	6											3	M Youzhny	6	6
		I Dodig	6	77												I Dodig	3	2
		B Becker	2	63					I Dodig	77	62	6
		I Karlović	77	77					I Karlović	61	77	3
	7	G Dimitrov	63	63

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	L Lacko	1r
		F Cipolla	1						F Cipolla	4	6	3
		L Rosol	6	6					L Rosol	6	2	6
	Q	F Veger	2	4												L Rosol	4	4
	PR	S Devvarman	0	78	4										4	J Melzer	6	6
	Q	M Berrer	6	66	1r			PR	S Devvarman	6	65	2
								4	J Melzer	1	77	6
																						4	J Melzer	77	6
	5	M Kližan	4	78	6																		R Haase	62	3
	LL	M Viola	6	66	1			5	M Kližan	2	6	4
	WC	A Veić	6	3	3				R Haase	6	4	6
		R Haase	2	6	6											R Haase	6	3	6
	WC	M Pavić	5	2											Q	P Petzschner	4	6	0
	Q	P Petzschner	7	6				Q	P Petzschner	6	6
								LL	D Marcan	3	4

Qualifying

Draw

First qualifier

	First round							Second round							Qualifying competition
	1	Michael Berrer	6	6
		Duje Kekez	1	2
								1	Michael Berrer	6	6
								WC	Borna Ćorić	2	2
	WC	Borna Ćorić	6	6
		Grzegorz Panfil	3	1
															1	Michael Berrer	7	6
																Dino Marcan	5	3
		Dino Marcan	6	6
		Alexander Kudryavtsev	4	3
									Dino Marcan	7	6
									Riccardo Bellotti	5	2
		Riccardo Bellotti	3	6	6
	6	Marsel İlhan	6	4	1

Second qualifier

	First round							Second round							Qualifying competition
	2	Philipp Petzschner	6	6
		Joško Topić	3	3
								2	Philipp Petzschner	6	6
									Alexandre Sidorenko	2	4
		Alexandre Sidorenko	77	77
		Jaroslav Pospíšil	65	64
															2	Philipp Petzschner	6	6
																Franko Škugor	3	3
		Peter Torebko	4	6	4
		Franko Škugor	6	4	6
									Franko Škugor	6	77
								8	Boy Westerhof	4	64
		Jan Minář	3	3
	8	Boy Westerhof	6	6

Third qualifier

	First round							Second round							Qualifying competition
	3	Matteo Viola	6	6
		Marin Draganja	2	4
								3	Matteo Viola	6	7
									Toni Androić	0	5
	WC	Franko Miočić	4	6	1
		Toni Androić	6	4	6
															3	Matteo Viola	6	3	2
																Ilija Bozoljac	3	6	6
		Ilija Bozoljac	6	6
		Mate Delić	4	4
									Ilija Bozoljac	78	7
								7	Pavol Červenák	66	5
		Mirza Bašić	5	4
	7	Pavol Červenák	7	6

Fourth qualifier

	First round							Second round							Qualifying competition
	4	Simon Greul	77	4	1
	WC	Filip Veger	64	6	6
								WC	Filip Veger	6	6
									Kamil Čapkovič	4	2
		Kristijan Mesaroš	6	4	3
		Kamil Čapkovič	4	6	6
															WC	Filip Veger	6	3	6
																Ante Pavić	1	6	4
	WC	Mladen Mitak	1	2
		Ante Pavić	6	6
									Ante Pavić	6	6
									Marcin Gawron	4	3
		Marcin Gawron	711	6
	5	Jamie Baker	69	1

References

• Main Draw
• Qualifying Draw