{{Use mdy dates|date=August 2023}} {{TennisEventInfo|1989|Thriftway ATP Championship| | date=August 14–20 | edition=88th | category=[[Grand Prix tennis circuit|Grand Prix circuit]] | prize_money=$485,000 | draw=64S / 32D | surface=Hard / outdoor | location=[[Mason, Ohio|Mason]], [[Ohio]], U.S. | venue=[[Lindner Family Tennis Center]] | champs={{flagicon|USA}} [[Brad Gilbert]]<ref name="ms">{{cite web|title=1989 Cincinnati – Singles draw|url=https://www.atptour.com/en/scores/archive/cincinnati/422/1989/draws?matchtype=singles|publisher=Association of Tennis Professionals (ATP)}}</ref> | champd={{flagicon|USA}} [[Ken Flach]] / {{flagicon|USA}} [[Robert Seguso]]<ref name="md">{{cite web|title=1989 Cincinnati – Doubles draw|url=https://www.atptour.com/en/scores/archive/cincinnati/422/1989/draws?matchtype=doubles|publisher=Association of Tennis Professionals (ATP)}}</ref> | before_name=Cincinnati Open | main_name=Cincinnati Open }}
The '''1989 Thriftway ATP Championship''', also known as the Cincinnati Open, was a men's [[tennis]] tournament played on [[Hardcourt|outdoor hard courts]] at the [[Lindner Family Tennis Center]] in [[Mason, Ohio|Mason]], [[Ohio]] in the United States that was part of the [[1989 Nabisco Grand Prix]]. The tournament was held from August 14 through August 20, 1989. Fifth-seeded [[Brad Gilbert]] won the singles title.
==Finals==
===Singles=== {{main|1989 Cincinnati Open – Singles}} {{flagicon|USA}} [[Brad Gilbert]] defeated {{flagicon|SWE}} [[Stefan Edberg]] 6–4, 2–6, 7–6 * It was Gilbert's 4th title of the year and the 18th of his career.
===Doubles=== {{main|1989 Cincinnati Open – Doubles}} {{flagicon|USA}} [[Ken Flach]] / {{flagicon|USA}} [[Robert Seguso]] defeated {{flagicon|RSA|1928}} [[Pieter Aldrich]] / {{flagicon|RSA|1928}} [[Danie Visser]] 6–4, 6–4 * It was Flach's 2nd title of the year and the 26th of his career. It was Seguso's 2nd title of the year and the 26th of his career.
==References== {{reflist}}
==External links== * {{official website|https://www.cincytennis.com}} * [https://www.itftennis.com/en/tournament/cincinnati/usa/1989/m-gp-usa-16a-1989/draws-and-results/ ITF tournament edition details] * [https://www.atptour.com/en/tournaments/cincinnati/422/overview ATP tournament profile]
{{Cincinnati Masters tournaments}} {{1989 Nabisco Grand Prix}}
[[Category:1989 Grand Prix (tennis)|Cincinnati Open]] [[Category:1989 in American tennis|Cincinnati Open]] [[Category:Cincinnati Open]] [[Category:1989 in sports in Ohio|Cincin]]