A stylish player with a great one-handed backhand, Calleri seemed always on the undercard to the more famous Gauchos of Nalbandian, Coria, Canas and Chela. He did his part though for the Davis Cup team with a 14-6 record and finished his career with a winning match record.
Reason to retire: Back Injury
Career titles: 2
Win/Loss Record: 209/187
Career High Ranking: 16
Finest moment: Finished in top 75 for 9 straight years.
Famous For: Being well-liked by his fellow Argentines, not always the case.
Watch: Tennis Hewitt vs Calleri 2007