1994 Thriftway ATP Championships
Date	August 8–15
Edition	93rd
Category	ATP Super 9
Draw	56S / 28D
Prize money	$1,720,000
Surface	Hard / outdoor
Location	Mason, Ohio, U.S.
Venue	Lindner Family Tennis Center
Champions
Singles
Michael Chang[1]
Doubles
Alex O'Brien / Sandon Stolle[2]
← 1993 · Cincinnati Masters · 1995 →

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 Mason, Ohio, United States, 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.

Finals

Singles

Michael Chang defeated Stefan Edberg 6–2, 7–5

• It was Michael Chang's 5th title of the year and his 18th overall. It was his 1st Masters title of the year and his 5th overall. It was also his second title at the event after winning in 1993.

Doubles

Alex O'Brien / Sandon Stolle defeated Wayne Ferreira / Mark Kratzmann 6–7, 6–3, 6–2