2007 ATP Buenos Aires – Singles
Carlos Moyá was the defending champion, but was eliminated in the round robin competition.
Juan Mónaco won the title, defeating Alessio di Mauro 6–1, 6–2 in the final.
Seeds
David Nalbandian 'Juan Carlos Ferrero '
Agustín Calleri '
Nicolás Almagro '
Carlos Moyá '
Gastón Gaudio '
Juan Ignacio Chela
José Acasuso ''''
Draw
Round robin
Due to Gaudio's withdrawal from the tournament, di Mauro advanced to Quarterfinals based on head-to-head results against Ramírez Hidalgo.''Due to Lapentti's withdrawal from the tournament, Devilder advanced to Quarterfinals based on head-to-head results against Ferrero.''
Elimination round
Prior to the round robin and after the completion of the qualifying draws, the 16 players with the lowest tier in the tournament competed in the elimination round in order to get one of the 8 last spots into the round robin competition. Winners in this round entered as main entrants.RR-LL: ''Berlocq, Vaněk and Dlouhý entered the round robin competition as lucky losers.''
Qualifying
Seeds
Óscar Hernández 'Olivier Patience '
Stefano Galvani '
Carlos Berlocq
Gorka Fraile '
Boris Pašanski '
' Denis Gremelmayr ''
Paolo Lorenzi ''''
Lucky loser
- ''' Stefano Galvani'''