2025 Dallas Open – Singles

Denis Shapovalov defeated Casper Ruud in the final, 7–6^(7–5), 6–3 to win the singles tennis title at the 2025 Dallas Open. It was his third ATP Tour title and first ATP 500 title.^[1] Shapovalov was the first player to defeat the top three seeds and three top 10-ranked opponents en route to an ATP 500 title since Nick Kyrgios at the 2019 Mexican Open and the fourth player overall (after Grigor Dimitrov, Juan Martín del Potro and Kyrgios) with three Top 10 wins in ATP 250 or 500 event (since the current category system was introduced in 2009).^[2]

Tommy Paul was the defending champion,^[3] but lost in the semifinals to Shapovalov.^[4]

	Semifinals							Final
		Denis Shapovalov	7	6
	3	Tommy Paul	5	3
									Denis Shapovalov	77	6
								2	Casper Ruud	65	3
		Jaume Munar	2	6	64
	2	Casper Ruud	6	2	77

	First round							Second round							Quarterfinals							Semifinals
	1	T Fritz	6	6
		A Rinderknech	4	2				1	T Fritz	6	3	62
		M Kecmanović	3	77	3				D Shapovalov	2	6	77
		D Shapovalov	6	65	6											D Shapovalov	77	6
		R Hijikata	7	6											6	T Macháč	65	0
		A Mannarino	5	3					R Hijikata	4	60
		K Nishikori	2	2				6	T Macháč	6	77
	6	T Macháč	6	6																			D Shapovalov	7	6
	3	T Paul	66	6	6																	3	T Paul	5	3
	WC	J Brooksby	78	3	4			3	T Paul	6	5	6
	Q	E Quinn	6	6				Q	E Quinn	4	7	4
	WC	T Svajda	4	2											3	T Paul	77	6
	WC	R Opelka	77	6											WC	R Opelka	63	2
		A Shevchenko	63	4				WC	R Opelka	4	77	6
		C Norrie	2	77	6				C Norrie	6	65	4
	7	A Michelsen	6	61	1

	First round							Second round							Quarterfinals							Semifinals
	8	M Arnaldi	6	6
	Q	C Eubanks	3	4				8	M Arnaldi	6	6
		A Davidovich Fokina	6	7					A Davidovich Fokina	1	3
	Q	B Holt	1	5											8	M Arnaldi	4	6	3
		J Munar	7	6												J Munar	6	3	6
		Y Bu	5	2					J Munar	6	77
		A Vukic	3	3				4	B Shelton	2	63
	4	B Shelton	6	6																			J Munar	2	6	64
	5	F Tiafoe	6	3	6																	2	C Ruud	6	2	77
		T Daniel	1	6	4			5	F Tiafoe	6	4	3
		Y Nishioka	6	78					Y Nishioka	3	6	6
		B Nakashima	4	66												Y Nishioka	5	2r
		R Carballés Baena	1	6	4										2	C Ruud	7	3
	Q	M Mmoh	6	3	6			Q	M Mmoh	1	4
	LL	J Duckworth	5	6	2			2	C Ruud	6	6
	2	C Ruud	7	4	6

1. James Duckworth

	First round							Qualifying competition
	1	James Duckworth	6	6
	WC	Eric Hadigian	1	1
								1	James Duckworth	64	5
								7	Ethan Quinn	77	7
		James Trotter	64	1
	7	Ethan Quinn	77	6

	First round							Qualifying competition
	2	Christopher Eubanks	6	7
	Alt	Aidan Mayo	3	5
								2	Christopher Eubanks	6	6
								Alt	Jack Pinnington Jones	3	1
	Alt	Jack Pinnington Jones	1	77	6
	8	Zachary Svajda	6	64	3

	First round							Qualifying competition
	3	Tristan Boyer	4	65
	PR	Michael Mmoh	6	77
								PR	Michael Mmoh	77	6
								WC	Georgi Georgiev	63	3
	WC	Georgi Georgiev	6	3	6
	6	Radu Albot	4	6	3

	First round							Qualifying competition
	4	Federico Agustín Gómez	4	2
	WC	Ryan Seggerman	6	6
								WC	Ryan Seggerman	2	3
									Brandon Holt	6	6
		Brandon Holt	1	77	6
	5	Mitchell Krueger	6	61	3

• Main draw
• Qualifying draw