Pereira Challenger Qualifying 
April 4-10, 2011

Singles
Seeds: (cut: bye)
1. Julio Cesar Campozano
2. Marco Trungelliti
3. Guillermo Duran
4. Daniel Garza
5. Pierre-Ludovic Duclos
6. Cristian Benedetti
7. Mauricio Echazu
8. Nicolas Pastor

Q-First Round
(1)Julio Cesar Campozano (ECU) bye
Vlademyros Mavropoulos-Stoliarenko (USA) d. (WC)Michael-Ray Pallares-Gonzalez (DOM) 6-7(7) 6-4 7-5
Jean-Noel Insausti (FRA) d. Oscar Burrieza (ESP) 7-6(2) 6-3
(8)Nicolas Pastor (ARG) d. Thomas Cazes-Carrere (FRA) 6-2 6-2
(2)Marco Trungelliti (ARG) bye
Ryan Young (USA) d. (WC)Tomas Builes (COL) 6-1 6-2
Juan Sebastian Gomez (COL) d. Pedro Pablo Ruiz (COL) 6-3 6-0
Luis Diaz-Barriga (MEX) d. (5)Pierre-Ludovic Duclos (CAN) 0-6 6-4 6-4
(3)Guillermo Duran (ARG) bye
Cristian Chavez (COL) d. Francisco Mendieta (COL) 3-6 6-3 6-2
Maciek Sykut (USA) d. (WC)Jefferson Brand (COL) 6-0 6-1
(6)Cristian Benedetti (ARG) d. (WC)Felipe Escobar (COL) 1-6 6-3 6-2
(4)Daniel Garza (MEX) bye
Dennis Zivkovic (USA) d. Mateo Andres Ruiz Naranjo (COL) 6-1 6-1
Steffen Zornosa (COL) d. Felipe Rojas (COL) 6-4 6-2
(7)Mauricio Echazu (PER) d. Manuel Sanchez (MEX) 6-4 3-6 7-6(3)

Q-Second Round
(1)Julio Cesar Campozano (ECU) d. Vlademyros Mavropoulos-Stoliarenko (USA) 6-3 6-2
(8)Nicolas Pastor (ARG) d. Jean-Noel Insausti (FRA) 6-2 6-2
(2)Marco Trungelliti (ARG) d. Ryan Young (USA) 7-6(3) 7-5
Luis Diaz-Barriga (MEX) d. Juan Sebastian Gomez (COL) 6-4 6-4
(3)Guillermo Duran (ARG) d. Cristian Chavez (COL) 6-2 6-3
(6)Cristian Benedetti (ARG) d. Maciek Sykut (USA) 6-2 6-3
Dennis Zivkovic (USA) d. (4)Daniel Garza (MEX) 6-0 6-3
Steffen Zornosa (COL) d. (7)Mauricio Echazu (PER) 1-6 6-1 7-5

Qualifying Round
(1)Julio Cesar Campozano (ECU) d. (8)Nicolas Pastor (ARG) 7-5 6-7(6) 6-2
(2)Marco Trungelliti (ARG) d. Luis Diaz-Barriga (MEX) 6-1 6-2
(3)Guillermo Duran (ARG) d. (6)Cristian Benedetti (ARG) 7-6(4) 6-3
Dennis Zivkovic (USA) d. Steffen Zornosa (COL) 6-1 6-2