Singles
2023 Monterrey Challenger
Champion	Nuno Borges
Runner-up	Borna Gojo
Score	6–4, 7–6(8–6)

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

Nuno Borges won the title after defeating Borna Gojo 6–4, 7–6^(8–6) in the final.

Seeds

Draw

Finals

	Semifinals							Final
		Borna Gojo	77	6
	8	Yosuke Watanuki	65	4
									Borna Gojo	4	66
								6	Nuno Borges	6	78
	6	Nuno Borges	77	77
		Mitchell Krueger	63	63

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Mannarino	5	64
		A Kovacevic	7	77					A Kovacevic	6	6
		N Mejía	6	1	6				N Mejía	3	2
		S Mansouri	4	6	3											A Kovacevic	65	6	2
		B Gojo	6	77												B Gojo	77	3	6
	WC	R Pacheco Méndez	3	63					B Gojo	6	6
		S Johnson	4	6	3			7	T Daniel	2	4
	7	T Daniel	6	3	6																		B Gojo	77	6
	3	D Kudla	6	6																		8	Y Watanuki	65	4
		M Bellucci	2	4				3	D Kudla	6	6
	Q	N Chappell	6	6				Q	N Chappell	3	4
	Q	J Flores	3	2											3	D Kudla	6	63	2
	WC	E Escobedo	6	2	2										8	Y Watanuki	3	77	6
		B Paire	2	6	6				B Paire	62	1
	WC	James Van Deinse	0	1				8	Y Watanuki	77	6
	8	Y Watanuki	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	N Borges	6	6
	PR	B Klahn	2	2				6	N Borges	6	6
	Q	E Zhu	77	5	6			Q	E Zhu	2	4
		T-l Wu	62	7	4										6	N Borges	77	6
		M Marterer	6	6											4	D Altmaier	62	4
		G Elias	3	4					M Marterer	61	3
		B Holt	64	3				4	D Altmaier	77	6
	4	D Altmaier	77	6																		6	N Borges	77	77
	5	C Eubanks	4	3																			M Krueger	63	63
	Q	G Andreozzi	6	6				Q	G Andreozzi	3	1r
		M Krueger	6	5	6				M Krueger	6	2
		S Diez	4	7	4											M Krueger	6	2
	Q	B Tomic	77	6											Q	B Tomic	4	1r
		JP Ficovich	63	1				Q	B Tomic	4	6	77
	Q	D Yevseyev	66	4				2	E Gómez	6	4	64
	2	E Gómez	78	6

References

External links

• Main draw
• Qualifying draw