Singles
2019 Hall of Fame Open
Final
Champion	John Isner
Runner-up	Alexander Bublik
Score	7–6(7–2), 6–3
Details
Draw	28 (4 Q / 3 WC )
Seeds	8
Events
Singles Doubles
← 2018 · Hall of Fame Open · 2021 →

Steve Johnson was the defending champion, but lost in the first round to Christopher Eubanks.

John Isner won a record fourth Newport title, defeating Alexander Bublik in the final, 7–6^(7–2), 6–3.

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

	Semifinals							Final
	1/WC	John Isner	64	77	6
	4	Ugo Humbert	77	65	3
								1/WC	John Isner	77	6
								7	Alexander Bublik	62	3
		Marcel Granollers	65	6	4
	7	Alexander Bublik	77	3	6

	First round							Second round							Quarterfinals							Semifinals
								1/WC	J Isner	6	65	6
	WC	A Gray	3	4					K Majchrzak	4	77	3
		K Majchrzak	6	6											1/WC	J Isner	4	6	6
		M Ebden	6	2	6											M Ebden	6	3	4
		B Schnur	1	6	3				M Ebden	6	6
		D Kudla	6	77					D Kudla	2	2
	8	B Klahn	4	65																		1/WC	J Isner	64	77	6
																						4	U Humbert	77	65	3
								4	U Humbert	77	6
	Q	R Ramanathan	5	78	6			Q	R Ramanathan	65	0
		S Stakhovsky	7	66	2										4	U Humbert	7	3	6
		B Tomic	2	65												I Ivashka	5	6	2
		I Ivashka	6	77					I Ivashka	6	6
	WC	C Eubanks	711	77				WC	C Eubanks	4	3
	5	S Johnson	69	65

	First round							Second round							Quarterfinals							Semifinals
	6	I Karlović	66	67
		G Andreozzi	78	79					G Andreozzi	4	4
		M Zverev	6	77					M Zverev	6	6
	Q	T Smyczek	3	64												M Zverev	3	0
		M Granollers	6	6												M Granollers	6	6
		P Gunneswaran	2	2					M Granollers	6	78
								3	J Thompson	2	66
																							M Granollers	65	6	4
	7	A Bublik	6	2	77																	7	A Bublik	77	3	6
	Q	A Bolt	4	6	64			7	A Bublik	3	6	6
	Q	V Troicki	3	7	7			Q	V Troicki	6	3	3
		J Jung	6	5	5										7	A Bublik	0	6	6
		D Istomin	4	7	4											T Sandgren	6	3	0
		T Sandgren	6	5	6				T Sandgren	6	6
								2	A Mannarino	4	1

	First round							Qualifying competition
	1	Bjorn Fratangelo	6	6
		Thai-Son Kwiatkowski	1	4
								1	Bjorn Fratangelo	2	3
								6	Viktor Troicki	6	6
	WC	Karl Poling	1	4
	6	Viktor Troicki	6	6

	First round							Qualifying competition
	2	Alex Bolt	6	6
		Evgeny Karlovskiy	2	2
								2	Alex Bolt	6	6
								7	Noah Rubin	3	4
	PR	Amir Weintraub	1	1
	7	Noah Rubin	6	6

	First round							Qualifying competition
	3	Ramkumar Ramanathan	77	6
	WC	Maxime Cressy	65	3
								3	Ramkumar Ramanathan	6	66	6
									Yūichi Sugita	4	78	3
		Yūichi Sugita	7	6
	5	Quentin Halys	5	4

	First round							Qualifying competition
	4	Tatsuma Ito	2	6	3
		John-Patrick Smith	6	3	6
									John-Patrick Smith	4	6	2
									Tim Smyczek	6	3	6
		Tim Smyczek	6	6
	8	Mitchell Krueger	3	1

• Main draw
• Qualifying draw