2024 AON Open Challenger – Singles

Thiago Seyboth Wild was the defending champion^[1] but lost in the first round to Andrea Picchione.

Singles
2024 AON Open Challenger
Champion	Francesco Passaro
Runner-up	Jaume Munar
Score	7–5, 6–3

Main article: 2024 AON Open Challenger

Francesco Passaro won the title after defeating Jaume Munar 7–5, 6–3 in the final.

Seeds

1. Thiago Seyboth Wild (first round)
2. Thiago Monteiro (quarterfinals)
3. Jaume Munar (final)
4. Daniel Elahi Galán (second round)
5. Stefano Napolitano (first round)
6. Francesco Passaro (champion)
7. Juan Pablo Varillas (second round)
8. Andrea Pellegrino (first 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
		Stefano Travaglia	1	0r
	3	Jaume Munar	6	3
								3	Jaume Munar	5	3
								6	Francesco Passaro	7	6
		Ignacio Buse	6	3	4
	6	Francesco Passaro	2	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	T Seyboth Wild	4	5
	Q	Andrea Picchione	6	7				Q	A Picchione	4	4
		S Travaglia	6	6					S Travaglia	6	6
		Samuel Vincent Ruggeri	3	2												S Travaglia	66	6	6
		G Mager	5	64											Q	M Poljičak	78	2	2
	Alt	M Kližan	7	77				Alt	M Kližan	6	2	1
	Q	M Poljičak	7	6				Q	M Poljičak	4	6	6
	8	A Pellegrino	5	2																			S Travaglia	1	0r
	3	J Munar	1	4																		3	J Munar	6	3
	Q	M Echargui	6	4r				3	J Munar	7	6
	WC	F Bondioli	2	6	4			Q	K Feldbausch	5	4
	Q	K Feldbausch	6	4	6										3	J Munar	2	7	6
		K Nishikori	6	6												K Nishikori	6	5	3
	Q	Matthew Dellavedova	4	4					K Nishikori	6	6
	WC	Gianluca Cadenasso	6	5	1			7	JP Varillas	2	3
	7	JP Varillas	4	7	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	S Napolitano	4	64
		G Fonio	6	77					G Fonio	79	1
		A Andreev	7	3	6				A Andreev	67	0r
	Q	GA Olivieri	5	6	2											G Fonio	4	2
	WC	J Berrettini	4	2												I Buse	6	6
		I Buse	6	6					I Buse	77	77
		D Popko	5	7	3			4	DE Galán	63	61
	4	DE Galán	7	5	6																		I Buse	6	3	4
	6	F Passaro	65	712	6																	6	F Passaro	2	6	6
		F Arnaboldi	77	610	2			6	F Passaro	6	6
		G Bueno	7	78					G Bueno	3	2
	Alt	Alexander Weis	5	66											6	F Passaro	4	6	77
		B Hassan	4	6	6										2	T Monteiro	6	3	65
		F Maestrelli	6	2	3				B Hassan	6	2	62
		G Debru	5	3				2	T Monteiro	4	6	77
	2	T Monteiro	7	6