The 2007 BA-CA-TennisTrophy was a tennis tournament played on indoor hard courts. It was the 33rd edition of the event known that year as the BA-CA-TennisTrophy, and was part of the International Series Gold of the 2007 ATP Tour. It took place at the Wiener Stadthalle in Vienna, Austria, from October 7 through October 14, 2007.
The singles featured ATP No. 3, US Open runner-up, Miami and Canada Masters, Adelaide and Estoril winner Novak Djokovic, Australian Open and Rome Masters finalist, Beijing winner Fernando González, and Doha, 's-Hertogenbosch titlist Ivan Ljubičić. Also lined up were Wimbledon semifinalist, Mumbai winner Richard Gasquet, Costa do Sauípe titlist Guillermo Cañas, Carlos Moyá, Juan Ignacio Chela and Marcos Baghdatis.