The 1973 Buckeye Tennis Championships was a men's tennis tournament played on outdoor hard courts at the Buckeye Boys Ranch in Grove City, Columbus, Ohio in the United States that was part of Group C of the 1973 Grand Prix circuit.
It was the fourth edition of the tournament and was held from July 30 through August 5, 1973.
First-seeded Jimmy Connors won his second consecutive singles title at the event and earned $5,000 first-prize money.
[3] Jimmy Connors defeated Charlie Pasarell 3–6, 6–3, 6–3 Gerald Battrick / Graham Stilwell defeated Colin Dibley / Charlie Pasarell 6–4, 7–6