1975 US Open – Men's singles

Men's singles
1975 US Open
Champion	Manuel Orantes
Runner-up	Jimmy Connors
Score	6–4, 6–3, 6–3
Draw	128
Seeds	16

Manuel Orantes defeated defending champion Jimmy Connors in the final, 6–4, 6–3, 6–3 to win the men's singles tennis title at the 1975 US Open. It was his first and only major singles title. Orantes saved five match points en route to the title, against Guillermo Vilas in the semifinals.

This was the first of three editions of the US Open to be held on clay courts, previously being played on grass courts.

Unlike the previous year, the first three rounds were best of three sets.

The seeded players are listed below. Manuel Orantes is the champion; others show the round in which they were eliminated.

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• r = Retired

	Quarterfinals									Semifinals									Final
	1	Jimmy Connors	6	6	6
		Andrew Pattison	2	1	2
										1	Jimmy Connors	7	7	7
										5	Björn Borg	5	5	5
		Eddie Dibbs	4	68	6	61
	5	Björn Borg	6	710	4	77
																			1	Jimmy Connors	4	3	3
																			3	Manuel Orantes	6	6	6
	8	Ilie Năstase	2	4	6	3
	3	Manuel Orantes	6	6	3	6
										3	Manuel Orantes	4	1	6	7	6
										2	Guillermo Vilas	6	6	2	5	4
		Jaime Fillol	4	0	1
	2	Guillermo Vilas	6	6	6

	First round									Second round									Third round									Fourth round
	1	Connors	6	6
		Masters	3	3						1	Connors	6	6
		Hřebec	6	6	4						Taylor	2	0
		Taylor	7	1	6														1	Connors	6	6
		Goven	6	6																Goven	3	1
		Andersson	2	3							Goven	3	7	6
		Špear	7	6							Špear	6	5	0
		McNair	5	0																								1	Connors	6	6	5	6
	13	Solomon	3	6	6																							13	Solomon	4	2	7	3
		Pecci Sr.	6	2	2					13	Solomon	6	6
		Docherty	1	1							Molina	2	2
		Molina	6	6															13	Solomon	4	6	7
		Fibak	6	6																Fibak	6	0	6
		Yuill	3	0							Fibak	7	7
		Krulevitz	6	4	3						Austin	6	5
		Austin	3	6	6

	First round									Second round									Third round									Fourth round
	6	Okker	6	6
		Fassbender	4	2						6	Okker	3	4
		Taróczy	6	6							Taróczy	6	6
		Mignot	4	4																Taróczy	2	1
		Lloyd	6	6	6															Hewitt	6	6
		Graebner	7	2	3						Lloyd	0	6
		Hewitt	6	7							Hewitt	6	7
		Stolle	2	6																									Hewitt	4	2	6	2
	12	Alexander	7	6																									Pattison	6	6	1	6
		Riessen	6	1						12	Alexander	0	6
		Proisy	4	2							Pattison	6	7
		Pattison	6	6																Pattison	5	6	7
		Drysdale	6	6																Cano	7	4	5
		Feaver	4	4							Drysdale	2	6	5
		Cano	2	6	7						Cano	6	3	7
		Cornejo	6	0	6

	First round									Second round									Third round									Fourth round
	4	Ashe	6	7
		Amaya	3	6						4	Ashe	6	6
		Amritraj	7	5	7						Amritraj	3	1
		Kamiwazumi	5	7	5														4	Ashe	6	6
		Moore	2	6	1															Franulović	2	0
		Franulović	6	3	6						Franulović	5	7	6
		Schoenfield	5	6	6						Muñoz	7	5	1
		Muñoz	7	3	7																							4	Ashe	4	2	3
	16	Richey	7	6																									Dibbs	6	6	6
		Lara	6	0						16	Richey	1	0
		Dibbs	7	6	6						Dibbs	6	6
		Owens	5	7	2															Dibbs	6	6
		Velasco Sr.	4	6	6															Higueras	3	0
		Dowdeswell	6	4	4						Velasco Sr.	4	6	1
		Higueras	6	6							Higueras	6	2	6
		Fishbach	3	4

	First round									Second round									Third round									Fourth round
	5	Borg	6	6
		Mayer	2	2						5	Borg	6	6
		Estep	6	6							Estep	0	2
		Benavides	3	4															5	Borg	6	6
		Brown	3	7	3															Case	3	3
		Lloyd	6	6	6						Lloyd	4	1
		Case	6	6							Case	6	6
		Manson	2	4																								5	Borg	6	6	2	6
	9	Laver	7	6																								9	Laver	1	4	6	2
		Gisbert Sr	5	4						9	Laver	7	6
		Ralston	6	7	5						Fillol	6	4
		Fillol	7	6	7														9	Laver	6	6
		Andrews	6	6																Andrews	2	3
		Whitlinger	2	0							Andrews	7	5	7
		Holeček	6	6							Holeček	5	7	6
		Reid	4	2

	First round									Second round									Third round									Fourth round
		Warwick	6	7
		Phillips-Moore	2	6							Warwick	5	3
		Parun	6	6							Parun	7	6
		Smith	4	2																Parun	6	3	3
		Pála	6	7															11	Ramírez	1	6	6
		Amritraj	4	6							Pála	4	4
		Van Dillen	2	7	5					11	Ramírez	6	6
	11	Ramírez	6	6	7																							11	Ramírez	4	7	0	7	3
		Kreiss	2	4																								8	Năstase	6	5	6	6	6
		Cox	6	6							Cox	6	6
		Neely	6	7							Neely	4	1
		Gorman	3	6																Cox	0	4
		Stone	6	7															8	Năstase	6	6
		Carmichael	4	6							Stone	2	3
		Lutz	2	1						8	Năstase	6	6
	8	Năstase	6	6

	First round									Second round									Third round									Fourth round
		Zednik	7	3	6
		Johansson	6	6	7						Johansson	6	6
		Turner	6	6							Turner	1	2
		Scott	1	2																Johansson	5	4
		Fagel	4	2																Jauffret	7	6
		Jauffret	6	6							Jauffret	7	7
		Rasgado	7	3	2					14	Gerulaitis	6	5
	14	Gerulaitis	5	6	6																								Jauffret	4	6	3	4
		Álvarez	6	6																								3	Orantes	6	3	6	6
		Teacher	3	2							Álvarez	1	1
		Prajoux	6	4	2						Pohmann	6	6
		Pohmann	3	6	6															Pohmann	2	6	1
		Menon	6	7															3	Orantes	6	3	6
		Gerken	4	5							Menon	2	2
		Mitton	3	2						3	Orantes	6	6
	3	Orantes	6	6

	First round									Second round									Third round									Fourth round
		Metreveli	7	2	1
		Gottfried	6	6	6						Gottfried	4	3
		Meiler	7	6							Meiler	6	6
		Kuki	5	3																Meiler	6	6	6
		Dent	6	6															10	Tanner	7	4	4
		Borowiak	3	0							Dent	2	1
		Schneider	5	6	1					10	Tanner	6	6
	10	Tanner	7	4	6																								Meiler	1	1	2
		Pasarell	5	6	7																								Fillol	6	6	6
		Mottram	7	3	5						Pasarell	7	6
		Thung	0	3							McMillan	5	2
		McMillan	6	6																Pasarell	3	5
		Fillol	6	6																Fillol	6	7
		Svensson	1	2							Fillol	6	6
		Kanter	1	5						7	Roche	0	2
	7	Roche	6	7

	First round									Second round									Third round									Fourth round
		Waltke	6	6	6
		Kirmayr	7	1	1						Waltke	2	3
		Loyo-Mayo	4	5							Ball	6	6
		Ball	6	7																Ball	2	0
		Kary	6	7															15	Kodeš	6	6
		Holmes	4	5							Kary	1	7	5
		Stilwell	3	1						15	Kodeš	6	5	7
	15	Kodeš	6	6																								15	Kodeš	2	0	0
		Battrick	3	6	3																							2	Vilas	6	6	6
		Stockton	6	3	6						Stockton	6	6
		Mayer	3	6	6						Mayer	4	4
		Stewart	6	4	3															Stockton	1	4
		Betancur	2	6	6														2	Vilas	6	6
		Martin	6	4	1						Betancur	1	1
		Gildemeister	2	2						2	Vilas	6	6
	2	Vilas	6	6

• Association of Tennis Professionals (ATP) – 1975 US Open Men's Singles draw
• 1975 US Open – Men's draws and results at the International Tennis Federation