2023 Hall of Fame Open – Singles

Singles
2023 Hall of Fame Open
Champion	Adrian Mannarino
Runner-up	Alex Michelsen
Score	6–2, 6–4
Draw	28
Seeds	8

Main article: 2023 Hall of Fame Open

Adrian Mannarino defeated Alex Michelsen in the final, 6–2, 6–4 to win the singles tennis title at the 2023 Hall of Fame Open. It was his third ATP Tour singles title.

Maxime Cressy was the defending champion, but lost in the first round to Michelsen.

Seeds

The top four seeds received a bye into the second round.

1. Tommy Paul (quarterfinals)
2. Adrian Mannarino (champion)
3. Ugo Humbert (semifinals)
4. Mackenzie McDonald (quarterfinals)
5. Maxime Cressy (first round)
6. Max Purcell (first round)
7. Jordan Thompson (quarterfinals)
8. Corentin Moutet (second round)

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
		John Isner	66	4
		Alex Michelsen	78	6
									Alex Michelsen	2	4
								2	Adrian Mannarino	6	6
	3	Ugo Humbert	4	3
	2	Adrian Mannarino	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
								1	T Paul	6	6
	WC	E Quinn	6	6				WC	E Quinn	4	2
	Q	M Sasikumar	3	1											1	T Paul	6	3	64
		J Isner	6	2	6											J Isner	4	6	77
	Q	A Bolt	4	6	3				J Isner	6	6
	WC	E Spizzirri	67	0				8	C Moutet	3	4
	8	C Moutet	79	6																			J Isner	66	4
																							A Michelsen	78	6
								4	M McDonald	6	77
	Q	L Tu	6	78				Q	L Tu	4	65
		A Vukic	3	66											4	M McDonald	3	3
		J Duckworth	5	6	7											A Michelsen	6	6
		C Lestienne	7	4	5				J Duckworth	6	3	0
		A Michelsen	65	6	7				A Michelsen	4	6	6
	5	M Cressy	77	4	5

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	M Purcell	4	1
		G Brouwer	6	6					G Brouwer	3	66
		G Diallo	3	2				WC	K Anderson	6	78
	WC	K Anderson	6	6											WC	K Anderson	2	4
	Q	Y-s Chung	2	3											3	U Humbert	6	6
		S Johnson	6	6					S Johnson	4	4
								3	U Humbert	6	6
																						3	U Humbert	4	3
	7	J Thompson	6	6																		2	A Mannarino	6	6
		A Kovacevic	0	1				7	J Thompson	6	6
		L Broady	6	7					L Broady	2	2
		S Mochizuki	1	5											7	J Thompson	0	77	2
		A Shelbayh	3	4											2	A Mannarino	6	64	6
		R Hijikata	6	6					R Hijikata	3	4
								2	A Mannarino	6	6

Qualifying

Seeds

1. Altuğ Çelikbilek (qualifying competition)
2. Beibit Zhukayev (qualifying competition)
3. Li Tu (qualified)
4. Skander Mansouri (qualifying competition)
5. Chung Yun-seong (qualified)
6. Evan Zhu (first round)
7. Illya Marchenko (qualifying competition)
8. Alex Bolt (qualified)

Qualifiers

1. Mukund Sasikumar
2. Chung Yun-seong
3. Li Tu
4. Alex Bolt

Qualifying draw

First qualifier

	First round							Qualifying competition
	1	Altuğ Çelikbilek	6	77
	WC	Alafia Ayeni	2	65
								1	Altuğ Çelikbilek	5	3
									Mukund Sasikumar	7	6
		Mukund Sasikumar	4	6	6
	6	Evan Zhu	6	2	3

Second qualifier

	First round							Qualifying competition
	2	Beibit Zhukayev	64	6	6
		Jaimee Floyd Angele	77	4	4
								2	Beibit Zhukayev	4	3
								5	Chung Yun-seong	6	6
	WC	Gage Brymer	3	68
	5	Chung Yun-seong	6	710

Third qualifier

	First round							Qualifying competition
	3	Li Tu	6	64	6
		Matija Pecotić	3	77	2
								3	Li Tu	6	6
								7	Illya Marchenko	3	2
		Donald Young	1	3
	7	Illya Marchenko	6	6

Fourth qualifier

	First round							Qualifying competition
	4	Skander Mansouri	6	7
	PR	Peter Polansky	2	5
								4	Skander Mansouri	4	1
								8	Alex Bolt	6	6
		Ramkumar Ramanathan	3	3
	8	Alex Bolt	6	6