1974 South American Championships – Singles

Singles
1974 South American Championships
Champion	Guillermo Vilas
Runner-up	Manuel Orantes
Score	6–3, 0–6, 7–5, 6–2
Draw	32

Guillermo Vilas was the defending champion and won in the final 6–3, 0–6, 7–5, 6–2 against Manuel Orantes.

• NB: All rounds up to but not including the semifinals were the best of 3 sets. The semifinals and final were the best of 5 sets.

	Final
		Guillermo Vilas	6	0	7	6
		Manuel Orantes	3	6	5	2

	First round									Second round									Quarterfinals									Semifinals
		G Vilas	6	6
		R Fisher	1	4							G Vilas	6	6
		R Keldie	0	7	4						S Baranyi	1	4
		S Baranyi	6	6	6															G Vilas	6	6
		H Kary	6	2																R Benavides	2	4
		R Benavides	7	6							R Benavides	6	6
		J Lloyd	3	1							T Vázquez	2	4
		T Vázquez	6	6																									G Vilas	6	6	6
		B Mottram	6	3	4																								J Mandarino	1	3	4
		C Kirmayr	1	6	6						C Kirmayr	3	3
		B Prajoux	1	6	2						J Mandarino	6	6
		J Mandarino	6	1	6															J Mandarino	6	2	6
		P Cornejo	6	6																Ž Franulović	4	6	4
		H Varela	2	2							P Cornejo	1	5
		Ž Franulović	6	4	6						Ž Franulović	6	7
		F Mastelli	4	6	2

	First round									Second round									Quarterfinals									Semifinals
		J Fillol	6	6
		L Baraldi	1	3							J Fillol	6	0
		P Rodríguez	6	3	5						R Cano	7	6
		R Cano	4	6	7															R Cano	4	4
		I Molina	4	6	6															I Molina	6	6
			6	4	4						I Molina	6	6
		J Ganzábal	6	6							J Ganzábal	3	3
		G Aubone	4	2																									I Molina	1	1	3
		J Velasco Sr.	1	6	0																								M Orantes	6	6	6
		V Pecci	6	3	6						V Pecci	6	6
		R Dowdeswell	2	6	1							2	3
			6	2	6															V Pecci	2	4
		J Pinto Bravo	6	1																M Orantes	6	6
		P Szőke	7	6							P Szőke	4	2
		R Aubone	2	0							M Orantes	6	6
		M Orantes	6	6

• 1974 Buenos Aires Grand Prix Singles draw