Doubles
2023 Curitiba Challenger
Final
Champions	Guido Andreozzi Ignacio Carou
Runners-up	Diego Hidalgo Cristian Rodríguez
Score	6–4, 6–4
Events
Singles Doubles
← 2016 · Curitiba Challenger · 2024 →

Rubén Ramírez Hidalgo and Pere Riba were the defending champions from when the last tournament was held in 2016^[1] but were unable to defend their title as they had both retired from professional tennis.

Guido Andreozzi and Ignacio Carou won the title after defeating Diego Hidalgo and Cristian Rodríguez 6–4, 6–4 in the final.

	First round							Quarterfinals							Semifinals							Final
	1	D Hidalgo C Rodríguez	77	6
		D Dutra da Silva P Sakamoto	65	2				1	D Hidalgo C Rodríguez	6	6
	PR	O Crawford A Urrea	6	2	[10]			WC	L Britto JE Schiessl	3	4
	WC	L Britto João Eduardo Schiessl	3	6	[12]										1	D Hidalgo C Rodríguez	6	6
	3	F Romboli M Zormann	6	6											3	F Romboli M Zormann	4	4
		A Taylor G Villanueva	4	4				3	F Romboli M Zormann	6	6
		M Pucinelli de Almeida E Ribeiro	6	6					M Pucinelli de Almeida E Ribeiro	3	4
		M Dellien A Huertas del Pino	4	2																		1	D Hidalgo C Rodríguez	4	4
	WC	M Alves Gabriel Roveri Sidney	4	3																		4	G Andreozzi I Carou	6	6
		L Margaroli S Rodríguez Taverna	6	6					L Margaroli S Rodríguez Taverna	3	2
		RA Burruchaga JB Torres	6	2	[7]			4	G Andreozzi I Carou	6	6
	4	G Andreozzi I Carou	4	6	[10]										4	G Andreozzi I Carou	w/o
		P Boscardin Dias JL Reis da Silva	5	62												G Elias C Taberner
		G Elias C Taberner	7	77					G Elias C Taberner	6	6
		R Olivo TA Tirante	3	2				2	B Arias O Luz	4	2
	2	B Arias O Luz	6	6

• Main draw