The 1980 ATP Championship, also known as the Cincinnati Open, was a men's tennis tournament played on outdoor hard courts at the Lindner Family Tennis Center in Mason, Ohio in the United States that was part of the 1980 Volvo Grand Prix. It was the 80th edition of the tournament and was held from August 18 through August 24, 1980. Third-seeded Harold Solomon won the singles title.
Harold Solomon defeated Francisco González 7âÂÂ6, 6âÂÂ3
Bruce Manson / Brian Teacher defeated Wojtek Fibak / Ivan Lendl 6âÂÂ7, 7âÂÂ5, 6âÂÂ4