# 1969 Buenos Aires tennis tournament – Singles

François Jauffret defeated Željko Franulović 3-6, 6-2, 6-4, 6-3 to win the 1969 Buenos Aires tennis tournament singles competition. Roy Emerson was the defending champion.

## Draw
### Final

| Final | Final | Final | Final | Final | Final | Final |
| | François Jauffret | 3 | 6 | 6 | 6 | |
| | Željko Franulović | 6 | 2 | 4 | 3 | |

### Section 1

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| R Emerson | | | | | | | | | | | | | | | | | |
| | | | | R Emerson | 2 | 6 | 6 | 6 | | | | | | | | | |
| J Pinto-Bravo | 6 | 6 | 6 | J Pinto-Bravo | 6 | 2 | 2 | 4 | | | | | | | | | |
| | 1 | 3 | 4 | | | | | | R Emerson | 5 | 6 | 6 | 6 | | | | |
| I Buding | 6 | 6 | 6 | | | | | | I Buding | 7 | 1 | 4 | 4 | | | | |
| P Apey | 2 | 2 | 3 | I Buding | 7 | 6 | 6 | | | | | | | | | | |
| E Mandarino | 6 | 8 | 6 | E Mandarino | 5 | 3 | 2 | | | | | | | | | | |
| | 3 | 6 | 2 | | | | | | | | | | | R Emerson | 2 | 3 | 4 |
| J Fillol Sr. | 6 | 6 | 6 | | | | | | | | | | | F Jauffret | 6 | 6 | 6 |
| | 2 | 2 | 2 | J Fillol Sr. | 6 | 6 | 5 | 4 | | | | | | | | | |
| J Kodeš | 6 | 6 | 6 | J Kodeš | 4 | 8 | 7 | 6 | | | | | | | | | |
| H Romani | 2 | 2 | 1 | | | | | | J Kodeš | 5 | 0 | 10 | | | | | |
| F Jauffret | 6 | 7 | 6 | | | | | | F Jauffret | 7 | 6 | 12 | | | | | |
| E Soriano | 1 | 5 | 1 | F Jauffret | 6 | 6 | 6 | | | | | | | | | | |
| J Ganzábal | 6 | 8 | 6 | J Ganzábal | 4 | 3 | 2 | | | | | | | | | | |
| L Álvarez | 1 | 6 | 4 | | | | | | | | | | | | | | |

### Section 2

| First round | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| G Vilas | 7 | 6 | 6 | | | | | | | | | | | | | | | | |
| F McMillan | 5 | 1 | 2 | | | G Vilas | 6 | 4 | 4 | 6 | 6 | | | | | | | | |
| P Cornejo | 6 | 4 | 6 | 6 | | P Cornejo | 1 | 6 | 6 | 4 | 4 | | | | | | | | |
| | 4 | 6 | 4 | 3 | | | | | | | | G Vilas | 4 | 1 | 2 | | | | |
| N Kalogeropoulos | 6 | 3 | 6 | 6 | | | | | | | | Z Franulović | 6 | 6 | 6 | | | | |
| | 3 | 6 | 1 | 3 | | N Kalogeropoulos | 1 | 2 | 1 | | | | | | | | | | |
| Z Franulović | 9 | 10 | 7 | | | Z Franulović | 6 | 6 | 6 | | | | | | | | | | |
| | 7 | 8 | 5 | | | | | | | | | | | | | Z Franulović | 6 | 7 | 6 |
| A Molina | 4 | 6 | 5 | 6 | 6 | | | | | | | | | | | C Richey | 3 | 5 | 0 |
| J C Rodríguez | 6 | 1 | 7 | 4 | 3 | A Molina | 7 | 1 | 6 | 11 | 6 | | | | | | | | |
| M Holeček | 6 | 6 | 6 | | | M Holeček | 9 | 6 | 3 | 9 | 2 | | | | | | | | |
| L Ayala | 1 | 2 | 2 | | | | | | | | | A Molina | 2 | 4 | 2 | | | | |
| J Velasco, Sr. | 3 | 5 | 4 | | | | | | | | | C Richey | 6 | 6 | 6 | | | | |
| T Lynch | 6 | 7 | 3 | | | J Velasco, Sr. | 2 | 6 | 3 | 3 | | | | | | | | | |
| C Richey | 6 | 6 | 6 | | | C Richey | 6 | 2 | 6 | 6 | | | | | | | | | |
| | 0 | 2 | 0 | | | | | | | | | | | | | | | | |