The 1994 Cincinnati Open, known by the corporate title of the Thriftway ATP Championships was a tennis tournament played on outdoor hard courts. It was the 93rd edition of the tournament and was part of the ATP Super 9 of the 1994 ATP Tour It took place in Cincinnati, Ohio, USA, from August 8 through August 15 1994.
The tournament had previously appeared on the Tier III of the WTA Tour but no event was held from 1989 to 2003.