2011 Challenger Ciudad de Guayaquil

Country	Player	Rank1	Seed
ARG	Diego Junqueira	100	1
BRA	João Souza	101	2
BRA	Rogério Dutra da Silva	122	3
ESP	Rubén Ramírez Hidalgo	124	4
USA	Wayne Odesnik	127	5
ARG	Máximo González	130	6
ITA	Alessandro Giannessi	136	7
ESP	Daniel Muñoz de la Nava	140	8

• ¹ Rankings are as of November 14, 2011.

The following players received wildcards into the singles main draw:

• Júlio César Campozano
• Diego Hidalgo
• Nicolás Massú
• Roberto Quiroz

The following players received entry from the qualifying draw:

• Guillermo Duran
• Guido Pella
• Pedro Sousa
• Leonardo Tavares

The following players received entry as a lucky loser into the singles main draw:

• Guido Andreozzi
• Iván Endara
• Juan Sebastián Gómez

Matteo Viola def. Guido Pella, 6–4, 6–1

Júlio César Campozano / Roberto Quiroz def. Marcel Felder / Rodrigo Grilli, 6–4, 6–1

• Official Website
• ITF Search Archived 2010-02-12 at the Wayback Machine
• ATP official site