2006 BA-CA-TennisTrophy

{{more citations needed|date=January 2021}}

{{TennisEventInfo|2006|BA-CA-TennisTrophy|

| date=9–15 October

| edition=32nd

| category=International Series Gold

| surface=Hard / indoor

| location=Vienna, Austria

| venue=Wiener Stadthalle

| champs= {{flagicon|CRO}} Ivan Ljubičić{{cite web|title=2006 Vienna – Singles draw|url=https://www.atptour.com/en/scores/archive/vienna/337/2006/draws?matchtype=singles|publisher=Association of Tennis Professionals (ATP)}}

| champd= {{flagicon|CZE}} Petr Pála / {{flagicon|CZE}} Pavel Vízner{{cite web|title=2006 Vienna – Doubles draw|url=https://www.atptour.com/en/scores/archive/vienna/337/2006/draws?matchtype=doubles|publisher=Association of Tennis Professionals (ATP)}}

| main_name=Vienna Open

}}

The 2006 BA-CA-TennisTrophy was a tennis tournament played on indoor hard courts. It was the 32nd edition of the event known that year as the BA-CA-TennisTrophy, and was part of the International Series Gold of the 2006 ATP Tour. It took place at the Wiener Stadthalle in Vienna, Austria, from 9 October through 15 October 2006.