2023 Tiburon Challenger – Singles

Zachary Svajda was the defending champion and successfully defended his title after defeating Adam Walton 6–2, 6–2 in the final.

Singles
2023 Tiburon Challenger
Champion	Zachary Svajda
Runner-up	Adam Walton
Score	6–2, 6–2

Main article: 2023 Tiburon Challenger

Seeds

1. Alex Michelsen (second round)
2. Nicolas Moreno de Alboran (first round)
3. Zachary Svajda (champion)
4. Denis Kudla (first round)
5. Alexis Galarneau (semifinals)
6. Vasek Pospisil (first round)
7. Ryan Peniston (second round)
8. Tennys Sandgren (second round, retired)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

	Semifinals							Final
		Tristan Schoolkate	4	5
		Adam Walton	6	7
									Adam Walton	2	2
								3	Zachary Svajda	6	6
	3	Zachary Svajda	6	6
	5	Alexis Galarneau	3	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Michelsen	62	6	6
	Q	B Schnur	77	3	4			1	A Michelsen	6	4	3
		G Mpetshi Perricard	64	3				Q	T-S Kwiatkowski	4	6	6
	Q	T-S Kwiatkowski	77	6											Q	T-S Kwiatkowski	6	4	2
	WC	O Baris	3	1												T Schoolkate	3	6	6
		T Schoolkate	6	6					T Schoolkate	6	6
		M Krueger	64	2				7	R Peniston	3	4
	7	R Peniston	77	6																			T Schoolkate	4	5
	4	D Kudla	1	6	612																		A Walton	6	7
		B Tomic	6	4	714				B Tomic	77	6
	Q	A Perez	1	3					M Lajal	61	3
		M Lajal	6	6												B Tomic	4	4
	Q	Garrett Johns	2	4												A Walton	6	6
	WC	L Tien	6	6				WC	L Tien	2	4
		A Walton	6	77					A Walton	6	6
	6	V Pospisil	4	65

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	T Sandgren	6	6
	Q	C Kingsley	4	4				8	T Sandgren	2	1r
	Q	N Basavareddy	6	4				Q	N Basavareddy	6	3
		A Shelbayh	0	2r											Q	N Basavareddy	0	2
	WC	Stefan Dostanic	63	6	2										3	Z Svajda	6	6
		S Johnson	77	3	6				S Johnson	6	3	4
	PR	C Harrison	66	5				3	Z Svajda	3	6	6
	3	Z Svajda	78	7																		3	Z Svajda	6	6
	5	A Galarneau	77	6																		5	A Galarneau	3	4
		P Kypson	65	4				5	A Galarneau	77	1	7
		A Dougaz	77	6					A Dougaz	65	6	5
		M Poljičak	63	4											5	A Galarneau	6	66	7
		L Lokoli	63	2												A Ritschard	3	78	5
		J Monday	77	6					J Monday	3	77	62
		A Ritschard	6	7					A Ritschard	6	65	77
	2	N Moreno de Alboran	2	5

External links

• Main draw
• Qualifying draw