1972 ATP Buenos Aires – Singles

Singles
1972 ATP Buenos Aires
Champion Karl Meiler
Runner-up Guillermo Vilas
Score6–7, 2–6, 6–4, 6–4, 6–4

Karl Meiler defeated Guillermo Vilas 6–7, 2–6, 6–4, 6–4, 6–4 to win the 1972 ATP Buenos Aires singles competition. Željko Franulović was the champion but did not defend his title.

Draw

Key

Final

Final
  Karl Meiler 6 2 6 6 6
  Guillermo Vilas 7 6 4 4 4

Section 1

First round Second round Quarterfinals Semifinals
  B Phillips-Moore 6 6 3 6 3
  J Singh 6 6 7       J Singh 3 7 6 2 6
  N Herrero 2 4 5       J Singh 6 7 5 4  
  K Meiler 7 5 7 6  
  J Pinto Bravo 2 5 1    
  K Meiler 6 6 6       K Meiler 6 7 6    
  L Soriano 3 0 4       K Meiler 7 5 6 6 6
  J Ganzábal 6 6 6 6     J Ganzábal 6 7 7 2 3
  C Junquet 1 4 7 3     J Ganzábal 2 7 6 2 6
  A Muñoz 6 6 6       A Muñoz 6 6 1 6 2
  L Álvarez 4 1 3       J Ganzábal 7 2 6 3 7
  O Parun 6 6 6 5     O Parun 5 6 4 6 5
  T Lynch 7 3 1 2r   O Parun 6 6 2 6  
  R Cano 2 2 6 6 6   R Cano 3 4 6 4  
  B Prajoux 6 6 2 3 4

Section 2

First round Second round Quarterfinals Semifinals
  G Vilas 6 6 6    
  P Rodríguez 2 6 0 6 4   P Rodríguez 2 1 4    
  J Guerrero 6 2 6 4 2r   G Vilas 6 7 6    
  R Moore 2 6 0    
  R Moore 6 2 6 6  
  B Lloyd 6 6 6       B Lloyd 2 6 3 0  
  O Escribano 3 0 1       G Vilas 6 6 6    
  J Fillol Sr. 4 4 4    
  J Kukal 3 7 3 2  
  I Molina 7 6 7       I Molina 6 6 6 6  
  V Pecci 5 1 5       I Molina 6 4 2 4  
  J Fillol Sr. 3 6 6 6  
  J Fillol Sr. 6 7 6    
  H Romani 2 3 1       H Romani 2 6 0    
  E Zuleta 6 6 6