1970 ATP Buenos Aires – Singles

Singles
1970 ATP Buenos Aires
Champion Željko Franulović
Runner-up Manuel Orantes
Score6–4, 6–2, 6–0

Željko Franulović defeated Manuel Orantes 6–4, 6–2, 6–0 to win the 1970 ATP Buenos Aires singles competition. François Jauffret was the champion but did not defend his title.

Draw

Final

Final
  Željko Franulović 6 6 6    
  Manuel Orantes 4 2 0    

Section 1

First round Second round Quarterfinals Semifinals
  J Kodeš 6 6 6    
  H Varela 3 3 0       J Kodeš 6 6 6    
  J Mandarino 6 6 6       J Mandarino 1 2 1    
  1 0 3       J Kodeš 6 6 0 6  
  R Ruffels 6 6 6       R Ruffels 3 3 0 1  
  R Cisneros 0 3 2       R Ruffels 6 6 6    
  G Vilas 6 6 6       G Vilas 3 1 3    
  2 4 3       J Kodeš 2 2 2    
  Z Franulović 6 6 6       Z Franulović 6 6 6    
  1 2 4       Z Franulović 6 6 7    
  J Loyo-Mayo 6 7 6       J Loyo-Mayo 4 2 6    
  1 6 3       Z Franulović 7 6 6    
  J Fillol Sr. 6 6 5 6     J Kukal 5 0 1    
  J Guerrero 3 2 7 2     J Fillol Sr. 3 4 4    
  J Kukal 4 6 6 6     J Kukal 6 6 6    
  R Aubone 6 3 3 1  

Section 2

First round Second round Quarterfinals Semifinals
  J C Rodríguez 4 6 6 6  
  H Romani 6 1 2 2     J C Rodríguez 3 7 2 1  
  M Orantes 6 6 6       M Orantes 6 5 6 6  
  R Cano 0 0 1       M Orantes 6 6      
  P Cornejo 7 7 6       D Crealy 4 1      
  5 5 4       P Cornejo 3 2 2    
  D Crealy 6 6 6       D Crealy 6 6 6    
  4 3 4       M Orantes 5 6 6 6  
  J Ganzábal 6 6 6       B Carmichael 7 1 0 4  
  N Romero 1 3 3       J Ganzábal 5 7 4 2  
  B Carmichael 6 6 7       B Carmichael 7 5 6 6  
  J Pinto Bravo 3 0 5       B Carmichael 7 4 6 6  
  F Froehling 6 6 6       C Richey 6 6 4 3  
  M Lynch 1 2 2       F Froehling 6 6 4 3  
  C Richey 6 6 7       C Richey 7 4 6 6  
  O Escribano 1 2 5