Singles
2013 Tennis Napoli Cup
Final
Champion	Potito Starace
Runner-up	Alessandro Giannessi
Score	6–2, 2–0 ret.
Events
Singles Doubles
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Andrey Kuznetsov was the defending champion but chose to compete at the 2013 Portugal Open.
Potito Starace was leading Alessandro Giannessi 6–2, 2–0 in the final before Giannessi retired.

	Semifinals							Final
		Alessandro Giannessi	77	5	77
	4	Filippo Volandri	62	7	64
									Alessandro Giannessi	2	0r
									Potito Starace	6	2
		Potito Starace	6	6
		David Guez	1	4

	First round							Second round							Quarterfinals							Semifinals
	1/WC	B Kavčič	6	6
	WC	G Quinzi	3	2				1/WC	B Kavčič	4	4
	Q	W Koolhof	77	0	2				A Giannessi	6	6
		A Giannessi	64	6	6											A Giannessi	77	6
		M Middelkoop	6	4	4										5	J Dasnières de Veigy	63	2
	WC	R Bellotti	1	6	6			WC	R Bellotti	6	4	61
	LL	N Čačić	3	4				5	J Dasnières de Veigy	3	6	77
	5	J Dasnières de Veigy	6	6																			A Giannessi	77	5	77
	4	F Volandri	4	6	7																	4	F Volandri	62	7	64
		J Samper-Montaña	6	4	5			4	F Volandri	6	7
	Q	M Cecchinato	7	3	2				G Naso	1	5
		G Naso	5	6	6										4	F Volandri	6	6
		Y Mertens	3	2											7	D Lajović	4	3
		S Vagnozzi	6	6					S Vagnozzi	1	3
	Q	A Vinciguerra	4	3				7	D Lajović	6	6
	7	D Lajović	6	6

	First round							Second round							Quarterfinals							Semifinals
	6	J Reister	4	63
		A Golubev	6	77					A Golubev	77	2
	Alt	Leandro Migani	0	1				WC	E Eremin	63	0r
	WC	Edoardo Eremin	6	6												A Golubev	0	4
		P Starace	6	3	6											P Starace	6	6
		P-H Herbert	4	6	3				P Starace	6	6
	Q	Omar Giacalone	62	6	63			3	M Gicquel	1	2
	3	M Gicquel	77	2	77																		P Starace	6	6
	8	B Knittel	6	6																			D Guez	1	4
	LL	W Trusendi	3	3				8	B Knittel	4	5
		D Guez	4	6	6				D Guez	6	7
		Marc Giner	6	3	2											D Guez	77	6
		M Teixeira	2	6	1										2	A Mannarino	61	1
		A De Greef	6	3	6				A De Greef	6	5	2
		T Fabbiano	4	6	4			2	A Mannarino	2	7	6
	2	A Mannarino	6	2	6

• Main Draw
• Qualifying Draw