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The 1974 Dayton Pro Tennis Classic, was a men's tennis tournament played on indoor carpet courts at the Dayton Convention Center in Dayton, Ohio, in the United States. It was an independent event, i.e. not part of a tour or circuit. It was the inaugural edition of the event and was held from January 30 through February 2, 1974. First-seeded Raúl Ramírez won the singles title and earned $5,000 first-prize money.