The ATP Challenger Tour is a series of international men's professional tennis tournaments. Challenger Tour events are the second highest level of competition. Players who succeed on the ATP Challenger Tour earn sufficient ranking points to become eligible for main draw or qualifying draw entry at ATP World Tour tournaments.

(Tuesday, January 04, 2011)
Brazil F1, Sao Paulo
Main Draw
Matches from First Round:
[1] Ricardo Mello vs qualifier
[2] Horacio Zeballos vs Julio Silva
[3] Joao Souza vs Matteo Trevisan
[4] Maximo Gonzalez vs Menendez-Maceiras
[5] Thiago Alves vs Fernando Romboli
[6] R Dutra da Silva vs qualifier
[7] Federico Del Bonis vs Tiago Lopes
Noumea, New Caledonia
Main Draw
Matches from Second Round:
Augustin Gensse vs Frederik Nielsen
S Rieschick vs Pavol Cervenak
[3] Gilles Muller vs Clement Reix
[7] David Guez vs Flavio Cipolla
[6] Josselin Ouanna vs Rik De Voest
Amir Weintraub vs Vincent Millot
[8] Simone Vagnozzi vs Gregoire Burquier
[2] Jesse Huta Galung vs Ivo Klec

