2023 Challenger AAT – Singles

Francisco Comesaña was the defending champion^[1] but lost in the second round to Andrea Collarini.

Singles
2023 Challenger AAT
Champion	Thiago Seyboth Wild
Runner-up	Luciano Darderi
Score	6–3, 6–3

Main article: 2023 Challenger AAT

Thiago Seyboth Wild won the title after defeating Luciano Darderi 6–3, 6–3 in the final.^[2]

Seeds

1. Andrea Collarini (semifinals)
2. Thiago Agustín Tirante (withdrew)
3. Luciano Darderi (final)
4. Juan Pablo Ficovich (first round)
5. Genaro Alberto Olivieri (withdrew)
6. Nick Hardt (second round)
7. Mariano Navone (semifinals)
8. Thiago Seyboth Wild (champion)

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
	1	Andrea Collarini	6	65	2
	3	Luciano Darderi	4	77	6
								3	Luciano Darderi	3	3
								8	Thiago Seyboth Wild	6	6
	8	Thiago Seyboth Wild	6	6
	7	Mariano Navone	2	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Collarini	6	6
		D Dutra da Silva	4	2				1	A Collarini	6	6
		M Pucinelli de Almeida	4	2					F Comesaña	3	4
		F Comesaña	6	6											1	A Collarini	6	6
	Alt	G Lama	66	62												G Villanueva	2	1
		G Villanueva	78	77					G Villanueva	7	1	7
	WC	L Midón	4	4				6	N Hardt	5	6	5
	6	N Hardt	6	6																		1	A Collarini	6	65	2
	3	L Darderi	6	6																		3	L Darderi	4	77	6
		M Janvier	3	4				3	L Darderi	6	6
	Alt	Juan Bautista Otegui	4	2				Q	C Huertas del Pino	2	0
	Q	C Huertas del Pino	6	6											3	L Darderi	6	6
		S Rodríguez Taverna	6	6												S Rodríguez Taverna	3	2
	WC	A Barrena	0	4					S Rodríguez Taverna	6	6
	Q	V Aboian	3	6	3			Q	V Aboian	3	4
	LL	J Pereira	6	1	0r

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	T Seyboth Wild	6	4	6
		B Hassan	2	6	3			8	T Seyboth Wild	6	3	6
	LL	Wilson Leite	3	2					M Dellien	1	6	1
		M Dellien	6	6											8	T Seyboth Wild	6	6
	Alt	P Boscardin Dias	1	3												H Casanova	3	2
		H Casanova	6	6					H Casanova	6	61	6
		JL Reis da Silva	6	7					JL Reis da Silva	1	77	4
	4	JP Ficovich	2	5																		8	T Seyboth Wild	6	6
	7	M Navone	6	6																		7	M Navone	2	3
	WC	AL Lingua Lavallén	3	2				7	M Navone	7	0	7
		JB Torres	6	6					JB Torres	5	6	5
	Q	Matías Zukas	2	1											7	M Navone	6	77
	Q	Tomás Farjat	2	1												RA Burruchaga	3	62
		RA Burruchaga	6	6					RA Burruchaga	6	6
	Q	G Heide	6	6				Q	G Heide	1	2
	Q	M Kestelboim	4	3