2023 Chennai Open Challenger – Singles

Corentin Moutet was the defending champion^[1] but chose not to defend his title.

Singles
2023 Chennai Open Challenger
Champion	Max Purcell
Runner-up	Nicolas Moreno de Alboran
Score	5–7, 7–6(7–2), 6–4

Main article: 2023 Chennai Open Challenger

Max Purcell won the title after defeating Nicolas Moreno de Alboran 5–7, 7–6^(7–2), 6–4 in the final.

Seeds

1. Tseng Chun-hsin (second round)
2. James Duckworth (quarterfinals)
3. Sebastian Ofner (first round)
4. Ryan Peniston (first round)
5. Luca Nardi (first round)
6. Francesco Maestrelli (first round)
7. Dalibor Svrčina (second round)
8. Dimitar Kuzmanov (second round)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Semifinals							Final
		Nicolas Moreno de Alboran	6	6
	Q	Sumit Nagal	4	2
									Nicolas Moreno de Alboran	7	62	4
									Max Purcell	5	77	6
		Dane Sweeny	4	63
		Max Purcell	6	77

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	C-h Tseng	6	78
		N Serdarušić	4	66				1	C-h Tseng	2	4
		N Moreno de Alboran	6	6					N Moreno de Alboran	6	6
		F Ferreira Silva	3	2												N Moreno de Alboran	6	6
	PR	M Polmans	4	65												Y Uchiyama	3	4
		Y Uchiyama	6	77					Y Uchiyama	6	610	6
	Q	A Kachmazov	2	3				7	D Svrčina	1	712	4
	7	D Svrčina	6	6																			N Moreno de Alboran	6	6
	4	R Peniston	4	4																		Q	S Nagal	4	2
	Q	S Nagal	6	6				Q	S Nagal	3	6	6
	LL	J Jung	6	1	77			LL	J Jung	6	2	0
		H Mayot	3	6	65										Q	S Nagal	6	6
		J Clarke	4	6	77											J Clarke	1	4
	WC	P Gunneswaran	6	3	64				J Clarke	3	6	6
	WC	R Ramanathan	3	63				8	D Kuzmanov	6	3	4
	8	D Kuzmanov	6	77

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	F Maestrelli	3	4
		D Sweeny	6	6					D Sweeny	6	6
	Q	J McCabe	6	6				Q	J McCabe	2	1
		Y-h Hsu	1	4												D Sweeny	65	711	6
		NH Lý	3	2												A Cazaux	77	69	3
		A Cazaux	6	6					A Cazaux	6	6
		S-c Hong	6	6					S-c Hong	3	4
	3	S Ofner	4	3																			D Sweeny	4	63
	5	L Nardi	4	5																			M Purcell	6	77
	Q	P Nouza	6	7				Q	P Nouza	5	3
	Q	M Sasikumar	2	2					M Purcell	7	6
		M Purcell	6	6												M Purcell	6	4	6
	WC	L Borg	1	6	2										2	J Duckworth	4	6	4
		H Međedović	6	4	6				H Međedović	2	63
	Q	C Sánchez Jover	4	2				2	J Duckworth	6	77
	2	J Duckworth	6	6