2019 US Open – Wheelchair men's singles

Defending champion Alfie Hewett defeated Stéphane Houdet in the final, 7–6^(11–9), 7–6^(7–5) to win the men's singles wheelchair tennis title at the 2019 US Open. It was his second US Open singles title and third major singles title overall.

Wheelchair men's singles
2019 US Open
Champion	Alfie Hewett
Runner-up	Stéphane Houdet
Score	7–6(11–9), 7–6(7–5)

Main article: 2019 US Open (tennis)

Gustavo Fernández was attempting to complete the Grand Slam, but was defeated by Houdet in the semifinals.

Seeds

1. Gustavo Fernández (semifinals)
2. Shingo Kunieda (quarterfinals)

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

Bracket

	Quarterfinals							Semifinals							Final
	1	Gustavo Fernández	77	6
		Stefan Olsson	64	3
								1	Gustavo Fernández	6	2	5
									Stéphane Houdet	3	6	7
		Stéphane Houdet	4	6	6
		Gordon Reid	6	4	1
																Stéphane Houdet	69	65
																Alfie Hewett	711	77
	WC	Nicolas Peifer	6	6
		Joachim Gérard	2	2
								WC	Nicolas Peifer	3	4
									Alfie Hewett	6	6
		Alfie Hewett	6	77
	2	Shingo Kunieda	3	62