2023 Shenzhen Longhua Open – Men's singles

Men's singles
2023 Shenzhen Longhua Open
Champion	Aleksandar Kovacevic
Runner-up	Nuno Borges
Score	7–6(7–4), 7–6(7–5)

Main article: 2023 Shenzhen Longhua Open

Zhang Zhizhen was the defending champion but chose not to defend his title.

Aleksandar Kovacevic won the title after defeating Nuno Borges 7–6^(7–4), 7–6^(7–5) in the final.

Seeds

1. Thanasi Kokkinakis (second round)
2. Pedro Cachin (semifinals)
3. Nuno Borges (final)
4. Fabio Fognini (first round)
5. James Duckworth (second round)
6. Aleksandar Kovacevic (champion)
7. Térence Atmane (second round)
8. Hsu Yu-hsiou (quarterfinals)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

	Semifinals							Final
	Q	Egor Gerasimov	2	1
	3	Nuno Borges	6	6
								3	Nuno Borges	64	65
								6	Aleksandar Kovacevic	77	77
	6	Aleksandar Kovacevic	6	79
	2	Pedro Cachin	4	67

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	T Kokkinakis	6	3	6
	Q	C Sinclair	2	6	3			1	T Kokkinakis	3	4
		B Zhukayev	6	6					B Zhukayev	6	6
	Q	Z Li	4	4												B Zhukayev	77	2	3
		L Tu	6	4	4										Q	E Gerasimov	64	6	6
	Q	E Gerasimov	4	6	6			Q	E Gerasimov	77	6
		L Giustino	64	3				7	T Atmane	64	3
	7	T Atmane	77	6																		Q	E Gerasimov	2	1
	3	N Borges	7	6																		3	N Borges	6	6
		S Diez	5	2				3	N Borges	6	6
		Y Bu	3	6	2				Y Bu	3	4
		J McCabe	6	3	0r										3	N Borges	77	6
		L Saville	2	5											8	Y-h Hsu	60	0
		C-h Tseng	6	7					C-h Tseng	3	4
	Q	R Te	2	1				8	Y-h Hsu	6	6
	8	Y-h Hsu	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	A Kovacevic	6	6
		P Sekulic	1	4				6	A Kovacevic	6	6
	WC	S Tang	3	4					A Kachmazov	1	4
		A Kachmazov	6	6											6	A Kovacevic	6	6
	WC	Sun Qian	3	3												D Yevseyev	2	4
	Q	J Cui	6	6				Q	J Cui	4	0
		D Yevseyev	6	78					D Yevseyev	6	6
	4/WC	F Fognini	4	66																		6	A Kovacevic	6	79
	5	J Duckworth	6	77																		2	P Cachin	4	67
		K Uchida	0	62				5	J Duckworth	6	5	2
		J Jung	6	2	6				J Jung	3	7	6
		E Donskoy	4	6	4											J Jung	3	4
		Dominik Palán	4	64											2	P Cachin	6	6
		T-l Wu	6	77					T-l Wu	65	77	66
	Q	Y Bai	4	3				2	P Cachin	77	63	78
	2	P Cachin	6	6

External links

• Main draw
• Qualifying draw