The 1980 Baltimore International, also known by its sponsored name First National Classic, was a men's tennis tournament played on indoor carpet courts at the Towson State College in Baltimore, Maryland in the United States that was part of the 1980 Grand Prix circuit. It was the ninth edition of the event and was held from January 14 through January 20, 1980. First-seeded Harold Solomon won his second consecutive singles title at the event.
The 1980 Baltimore International, also known by its sponsored name First National Classic, was a men's tennis tournament played on indoor carpet courts at the Towson State College in Baltimore, Maryland in the United States that was part of the 1980 Grand Prix circuit. It was the ninth edition of the event and was held from January 14 through January 20, 1980. First-seeded Harold Solomon won his second consecutive singles title at the event. (en) Il Baltimore Open 1980 è stato un torneo di tennis giocato sul sintetico indoor. È stata la 9ª edizione del Baltimore Open, che fa parte del Volvo Grand Prix 1980. Si è giocato a Baltimora negli Stati Uniti, dal 14 al 20 gennaio 1980. (it)
The 1980 Baltimore International, also known by its sponsored name First National Classic, was a men's tennis tournament played on indoor carpet courts at the Towson State College in Baltimore, Maryland in the United States that was part of the 1980 Grand Prix circuit. It was the ninth edition of the event and was held from January 14 through January 20, 1980. First-seeded Harold Solomon won his second consecutive singles title at the event. (en) Il Baltimore Open 1980 è stato un torneo di tennis giocato sul sintetico indoor. È stata la 9ª edizione del Baltimore Open, che fa parte del Volvo Grand Prix 1980. Si è giocato a Baltimora negli Stati Uniti, dal 14 al 20 gennaio 1980. (it)
