Singles
2023 Challenger Coquimbo
Champion	Matheus Pucinelli de Almeida
Runner-up	João Lucas Reis da Silva
Score	7–6(7–1), 6–7(4–7), 6–4

Juan Manuel Cerúndolo was the defending champion^[1] but chose not to defend his title.

Matheus Pucinelli de Almeida won the title after defeating João Lucas Reis da Silva 7–6^(7–1), 6–7^(4–7), 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	8	João Lucas Reis da Silva	6	6
	7	Román Andrés Burruchaga	2	4
								8	João Lucas Reis da Silva	61	77	4
									Matheus Pucinelli de Almeida	77	64	6
		Matheus Pucinelli de Almeida	710	7
	2/WC	Thiago Seyboth Wild	68	5

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	N Hardt	6	6
		Lautaro Midón	4	3				1	N Hardt	7	6
	Q	Santiago de la Fuente	2	3					J Pereira	5	2
		J Pereira	6	6											1	N Hardt	3	77	1
		N Nakagawa	6	5	3										8	JL Reis da Silva	6	65	6
		P Boscardin Dias	4	7	6				P Boscardin Dias	2	2
		E Ribeiro	2	3				8	JL Reis da Silva	6	6
	8	JL Reis da Silva	6	6																		8	JL Reis da Silva	6	6
	3	S Rodríguez Taverna	6	6																		7	RA Burruchaga	2	4
		V Aboian	4	4				3	S Rodríguez Taverna	6	3	6
	Q	A Huertas del Pino	6	6				Q	A Huertas del Pino	4	6	4
	WC	Nicolás Villalón	4	1											3	S Rodríguez Taverna	5	1
		M Dellien	6	6											7	RA Burruchaga	7	6
		G Villanueva	3	4					M Dellien	2	2
		Wilson Leite	3	3				7	RA Burruchaga	6	6
	7	RA Burruchaga	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	JB Torres	1	5
		G Heide	6	7					G Heide	5	3
		Facundo Juárez	6	6					F Juárez	7	6
		J Panta	0	2												F Juárez	3	4
		G Lama	1	2												M Pucinelli de Almeida	6	6
		M Pucinelli de Almeida	6	6					M Pucinelli de Almeida	6	77
	Alt	Leonardo Aboian	2	6	4			4	F Comesaña	2	63
	4	F Comesaña	6	4	6																		M Pucinelli de Almeida	710	7
	5	H Casanova	3	1																		2/WC	T Seyboth Wild	68	5
	Q	M Alves	6	6				Q	M Alves	6	3	6
	Q	C Huertas del Pino	6	6				Q	C Huertas del Pino	1	6	3
	WC	Daniel Antonio Núñez	4	4											Q	M Alves	1	2
	Q	Alex Barrena	6	78											2/WC	T Seyboth Wild	6	6
	Q	Ignacio Monzón	4	66				Q	A Barrena	2	0
		D Dutra da Silva	1	2				2/WC	T Seyboth Wild	6	6
	2/WC	T Seyboth Wild	6	6

References

External links

• Main draw
• Qualifying draw