# 2011 São Léo Open – Singles

Leonardo Mayer won the first edition of the tournament 7–5, 7–6$^{(7–1)}$ in the final against Nikola Ćirić.

## Seeds

* Rui Machado (semifinals)
* Diego Junqueira (first round)
* Frederico Gil (first round)
* Leonardo Mayer (champion)
* Ricardo Mello (quarterfinals)
* Rubén Ramírez Hidalgo (quarterfinals)
* Máximo González (second round)
* Wayne Odesnik (quarterfinals)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Rui Machado | 4 | 4 | | | | | |
| 4 | Leonardo Mayer | 6 | 6 | | | | | |
| 4 | Leonardo Mayer | 6 | 6 | | 4 | Leonardo Mayer | 7 | 7$^7$ |
| | | | | | | Nikola Ćirić | 5 | 6$^1$ |
| | Juan Pablo Brzezicki | 6 | 6$^3$ | 1$^r$ | | Nikola Ćirić | 5 | 6$^1$ |
| | Nikola Ćirić | 4 | 7$^7$ | 3 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | R Machado | 6 | 7$^7$ | | | | | | | | | | | | | | |
| | J Pospíšil | 3 | 6$^2$ | | 1 | R Machado | 6 | 6 | | | | | | | | | |
| | G Elias | 6 | 6 | | | G Elias | 2 | 4 | | | | | | | | | |
| SE | T Alves | 2 | 4 | | | | | | | 1 | R Machado | 6 | 6 | | | | |
| Q | Marco Trungelliti | 2 | 2 | | | | | | | 8 | W Odesnik | 4 | 2 | | | | |
| | J Silva | 6 | 6 | | | J Silva | 4 | 2 | | | | | | | | | |
| | A Molteni | 3 | 3 | | 8 | W Odesnik | 6 | 6 | | | | | | | | | |
| 8 | W Odesnik | 6 | 6 | | | | | | | | | | | 1 | R Machado | 4 | 4 |
| 4 | L Mayer | 6$^3$ | 7 | 6 | | | | | | | | | | 4 | L Mayer | 6 | 6 |
| | D Muñoz-de la Nava | 7$^7$ | 5 | 2 | 4 | L Mayer | 6 | 6$^6$ | 7$^9$ | | | | | | | | |
| WC | G Clézar | 6 | 6 | | WC | G Clézar | 4 | 7$^8$ | 6$^7$ | | | | | | | | |
| Q | A Miele | 2 | 0 | | | | | | | 4 | L Mayer | 6 | 6 | | | | |
| WC | Bruno Sant'anna | 6$^3$ | 3 | | | | | | | 5 | R Mello | 2 | 4 | | | | |
| | M Felder | 7$^7$ | 6 | | | M Felder | 5 | 4 | | | | | | | | | |
| | F Romboli | 3 | 1 | | 5 | R Mello | 7 | 6 | | | | | | | | | |
| 5 | R Mello | 6 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | 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 |
| 7 | M González | 6$^6$ | 6 | 6 | | | | | | | | | | | | | | |
| | C Zampieri | 7$^8$ | 2 | 3 | 7 | M González | 6$^7$ | 4 | | | | | | | | | | |
| | A Kuznetsov | 6$^9$ | 0 | | WC | A Ghem | 7$^9$ | 6 | | | | | | | | | | |
| WC | A Ghem | 7$^{11}$ | 6 | | | | | | | WC | A Ghem | 7$^7$ | 6$^0$ | 4 | | | | |
| | JP Brzezicki | 6 | 6 | | | | | | | | JP Brzezicki | 6$^2$ | 7$^7$ | 6 | | | | |
| WC | F Ferreiro | 2 | 4 | | | JP Brzezicki | 6 | 6 | | | | | | | | | | |
| Q | P Galdón | 6 | 6 | | Q | P Galdón | 4 | 1 | | | | | | | | | | |
| 3 | F Gil | 2 | 4 | | | | | | | | | | | | JP Brzezicki | 6 | 6$^3$ | 1$^r$ |
| 6 | R Ramírez Hidalgo | 6 | 6 | | | | | | | | | | | | N Ćirić | 4 | 7$^7$ | 3 |
| | I Navarro | 3 | 4 | | 6 | R Ramírez Hidalgo | 7 | 7$^7$ | | | | | | | | | | |
| | F Argüello | 6 | 3 | 6 | | F Argüello | 5 | 6$^5$ | | | | | | | | | | |
| | P Červenák | 4 | 6 | 3 | | | | | | 6 | R Ramírez Hidalgo | 4 | 5 | | | | | |
| Q | M Demoliner | 6$^5$ | 5 | | | | | | | | N Ćirić | 6 | 7 | | | | | |
| Alt | M Alund | 7$^7$ | 7 | | Alt | M Alund | 6 | 6$^5$ | 4 | | | | | | | | | |
| | N Ćirić | 6 | 7$^7$ | | | N Ćirić | 2 | 7$^7$ | 6 | | | | | | | | | |
| 2 | D Junqueira | 2 | 6$^2$ | | | | | | | | | | | | | | | |